diff --git a/tests/by_image/all-spark-notebook/test_spark_notebooks.py b/tests/by_image/all-spark-notebook/test_spark_notebooks.py
index c998a1b6..8ab7b7d5 100644
--- a/tests/by_image/all-spark-notebook/test_spark_notebooks.py
+++ b/tests/by_image/all-spark-notebook/test_spark_notebooks.py
@@ -33,7 +33,6 @@ def test_nbconvert(container: TrackedContainer, test_file: str) -> None:
         timeout=60,
         no_warnings=False,
         volumes={str(host_data_dir): {"bind": cont_data_dir, "mode": "ro"}},
-        tty=True,
         command=["bash", "-c", command],
     )
     warnings = TrackedContainer.get_warnings(logs)
diff --git a/tests/by_image/base-notebook/test_container_options.py b/tests/by_image/base-notebook/test_container_options.py
index f4a68cd7..9d988fc8 100644
--- a/tests/by_image/base-notebook/test_container_options.py
+++ b/tests/by_image/base-notebook/test_container_options.py
@@ -33,7 +33,6 @@ def test_nb_user_change(container: TrackedContainer) -> None:
     """Container should change the username (`NB_USER`) of the default user."""
     nb_user = "nayvoj"
     container.run_detached(
-        tty=True,
         user="root",
         environment=[f"NB_USER={nb_user}", "CHOWN_HOME=yes"],
         command=["bash", "-c", "sleep infinity"],
diff --git a/tests/by_image/base-notebook/test_healthcheck.py b/tests/by_image/base-notebook/test_healthcheck.py
index 5ddb8959..937bcfe9 100644
--- a/tests/by_image/base-notebook/test_healthcheck.py
+++ b/tests/by_image/base-notebook/test_healthcheck.py
@@ -17,7 +17,6 @@ def get_healthy_status(
     user: str | None,
 ) -> str:
     container.run_detached(
-        tty=True,
         environment=env,
         command=cmd,
         user=user,
diff --git a/tests/by_image/base-notebook/test_ips.py b/tests/by_image/base-notebook/test_ips.py
index 0465c52b..66b51e2f 100644
--- a/tests/by_image/base-notebook/test_ips.py
+++ b/tests/by_image/base-notebook/test_ips.py
@@ -41,6 +41,5 @@ def test_ipv46(container: TrackedContainer, ipv6_network: str) -> None:
     container.run_detached(
         network=ipv6_network,
         volumes={str(host_data_dir): {"bind": cont_data_dir, "mode": "ro,z"}},
-        tty=True,
     )
     container.exec_cmd(f"python {cont_data_dir}/check_listening.py")
diff --git a/tests/by_image/base-notebook/test_pandoc.py b/tests/by_image/base-notebook/test_pandoc.py
index 3420e4f2..9a47caef 100644
--- a/tests/by_image/base-notebook/test_pandoc.py
+++ b/tests/by_image/base-notebook/test_pandoc.py
@@ -11,7 +11,6 @@ def test_pandoc(container: TrackedContainer) -> None:
     """Pandoc shall be able to convert MD to HTML."""
     logs = container.run_and_wait(
         timeout=10,
-        tty=True,
         command=["bash", "-c", 'echo "**BOLD**" | pandoc'],
     )
     assert "<p><strong>BOLD</strong></p>" in logs
diff --git a/tests/by_image/base-notebook/test_start_container.py b/tests/by_image/base-notebook/test_start_container.py
index 2603ae41..7e7af043 100644
--- a/tests/by_image/base-notebook/test_start_container.py
+++ b/tests/by_image/base-notebook/test_start_container.py
@@ -76,7 +76,7 @@ def test_tini_entrypoint(
     https://superuser.com/questions/632979/if-i-know-the-pid-number-of-a-process-how-can-i-get-its-name
     """
     LOGGER.info(f"Test that {command} is launched as PID {pid} ...")
-    container.run_detached(tty=True)
+    container.run_detached()
     # Select the PID 1 and get the corresponding command
     output = container.exec_cmd(f"ps -p {pid} -o comm=")
     assert "ERROR" not in output
diff --git a/tests/by_image/docker-stacks-foundation/test_python_version.py b/tests/by_image/docker-stacks-foundation/test_python_version.py
index 65ea6010..b4230333 100644
--- a/tests/by_image/docker-stacks-foundation/test_python_version.py
+++ b/tests/by_image/docker-stacks-foundation/test_python_version.py
@@ -14,7 +14,6 @@ def test_python_version(container: TrackedContainer) -> None:
     )
     logs = container.run_and_wait(
         timeout=5,
-        tty=True,
         command=["python", "--version"],
     )
     python = next(line for line in logs.splitlines() if line.startswith("Python "))
@@ -28,7 +27,6 @@ def test_python_pinned_version(container: TrackedContainer) -> None:
     LOGGER.info(f"Checking that pinned python version is {EXPECTED_PYTHON_VERSION}.*")
     logs = container.run_and_wait(
         timeout=5,
-        tty=True,
         command=["cat", "/opt/conda/conda-meta/pinned"],
     )
     assert f"python {EXPECTED_PYTHON_VERSION}.*" in logs
diff --git a/tests/by_image/docker-stacks-foundation/test_run_hooks.py b/tests/by_image/docker-stacks-foundation/test_run_hooks.py
index 82f1ca5a..1c7d8551 100644
--- a/tests/by_image/docker-stacks-foundation/test_run_hooks.py
+++ b/tests/by_image/docker-stacks-foundation/test_run_hooks.py
@@ -12,7 +12,6 @@ THIS_DIR = Path(__file__).parent.resolve()
 def test_run_hooks_zero_args(container: TrackedContainer) -> None:
     logs = container.run_and_wait(
         timeout=5,
-        tty=True,
         no_failure=False,
         command=["bash", "-c", "source /usr/local/bin/run-hooks.sh"],
     )
@@ -22,7 +21,6 @@ def test_run_hooks_zero_args(container: TrackedContainer) -> None:
 def test_run_hooks_two_args(container: TrackedContainer) -> None:
     logs = container.run_and_wait(
         timeout=5,
-        tty=True,
         no_failure=False,
         command=[
             "bash",
@@ -36,7 +34,6 @@ def test_run_hooks_two_args(container: TrackedContainer) -> None:
 def test_run_hooks_missing_dir(container: TrackedContainer) -> None:
     logs = container.run_and_wait(
         timeout=5,
-        tty=True,
         no_failure=False,
         command=[
             "bash",
@@ -50,7 +47,6 @@ def test_run_hooks_missing_dir(container: TrackedContainer) -> None:
 def test_run_hooks_dir_is_file(container: TrackedContainer) -> None:
     logs = container.run_and_wait(
         timeout=5,
-        tty=True,
         no_failure=False,
         command=[
             "bash",
@@ -64,7 +60,6 @@ def test_run_hooks_dir_is_file(container: TrackedContainer) -> None:
 def test_run_hooks_empty_dir(container: TrackedContainer) -> None:
     container.run_and_wait(
         timeout=5,
-        tty=True,
         command=[
             "bash",
             "-c",
@@ -91,7 +86,6 @@ def run_source_in_dir(
     return container.run_and_wait(
         timeout=5,
         volumes={str(host_data_dir): {"bind": cont_data_dir, "mode": "ro"}},
-        tty=True,
         no_failure=no_failure,
         command=["bash", "-c", command],
     )
diff --git a/tests/by_image/docker-stacks-foundation/test_units.py b/tests/by_image/docker-stacks-foundation/test_units.py
index 138d985a..0f89b57c 100644
--- a/tests/by_image/docker-stacks-foundation/test_units.py
+++ b/tests/by_image/docker-stacks-foundation/test_units.py
@@ -33,6 +33,5 @@ def test_units(container: TrackedContainer) -> None:
             container.run_and_wait(
                 timeout=30,
                 volumes={str(host_data_dir): {"bind": cont_data_dir, "mode": "ro"}},
-                tty=True,
                 command=["python", f"{cont_data_dir}/{test_file_name}"],
             )
diff --git a/tests/by_image/docker-stacks-foundation/test_user_options.py b/tests/by_image/docker-stacks-foundation/test_user_options.py
index 87b2468b..dedb36f7 100644
--- a/tests/by_image/docker-stacks-foundation/test_user_options.py
+++ b/tests/by_image/docker-stacks-foundation/test_user_options.py
@@ -15,7 +15,6 @@ def test_uid_change(container: TrackedContainer) -> None:
     """Container should change the UID of the default user."""
     logs = container.run_and_wait(
         timeout=120,  # usermod is slow so give it some time
-        tty=True,
         user="root",
         environment=["NB_UID=1010"],
         command=["bash", "-c", "id && touch /opt/conda/test-file"],
@@ -27,7 +26,6 @@ def test_gid_change(container: TrackedContainer) -> None:
     """Container should change the GID of the default user."""
     logs = container.run_and_wait(
         timeout=10,
-        tty=True,
         user="root",
         environment=["NB_GID=110"],
         command=["id"],
@@ -40,7 +38,6 @@ def test_nb_user_change(container: TrackedContainer) -> None:
     """Container should change the username (`NB_USER`) of the default user."""
     nb_user = "nayvoj"
     container.run_detached(
-        tty=True,
         user="root",
         environment=[f"NB_USER={nb_user}", "CHOWN_HOME=yes"],
         command=["bash", "-c", "sleep infinity"],
@@ -87,7 +84,6 @@ def test_chown_extra(container: TrackedContainer) -> None:
     CHOWN_EXTRA list of folders."""
     logs = container.run_and_wait(
         timeout=120,  # chown is slow so give it some time
-        tty=True,
         user="root",
         environment=[
             "NB_UID=1010",
@@ -110,7 +106,6 @@ def test_chown_home(container: TrackedContainer) -> None:
     group to the current value of NB_UID and NB_GID."""
     logs = container.run_and_wait(
         timeout=120,  # chown is slow so give it some time
-        tty=True,
         user="root",
         environment=[
             "CHOWN_HOME=yes",
@@ -128,7 +123,6 @@ def test_sudo(container: TrackedContainer) -> None:
     """Container should grant passwordless sudo to the default user."""
     logs = container.run_and_wait(
         timeout=10,
-        tty=True,
         user="root",
         environment=["GRANT_SUDO=yes"],
         command=["sudo", "id"],
@@ -140,7 +134,6 @@ def test_sudo_path(container: TrackedContainer) -> None:
     """Container should include /opt/conda/bin in the sudo secure_path."""
     logs = container.run_and_wait(
         timeout=10,
-        tty=True,
         user="root",
         environment=["GRANT_SUDO=yes"],
         command=["sudo", "which", "jupyter"],
@@ -152,7 +145,6 @@ def test_sudo_path_without_grant(container: TrackedContainer) -> None:
     """Container should include /opt/conda/bin in the sudo secure_path."""
     logs = container.run_and_wait(
         timeout=10,
-        tty=True,
         user="root",
         command=["which", "jupyter"],
     )
@@ -224,7 +216,6 @@ def test_container_not_delete_bind_mount(
 
     container.run_and_wait(
         timeout=5,
-        tty=True,
         user="root",
         working_dir="/home/",
         environment=[
@@ -247,7 +238,6 @@ def test_jupyter_env_vars_to_unset(
     root_args = {"user": "root"} if enable_root else {}
     logs = container.run_and_wait(
         timeout=10,
-        tty=True,
         environment=[
             "JUPYTER_ENV_VARS_TO_UNSET=SECRET_ANIMAL,UNUSED_ENV,SECRET_FRUIT",
             "FRUIT=bananas",
@@ -276,7 +266,6 @@ def test_secure_path(container: TrackedContainer, tmp_path: pathlib.Path) -> Non
 
     logs = container.run_and_wait(
         timeout=5,
-        tty=True,
         user="root",
         volumes={p: {"bind": "/usr/bin/python", "mode": "ro"}},
         command=["python", "--version"],
@@ -290,7 +279,6 @@ def test_startsh_multiple_exec(container: TrackedContainer) -> None:
     logs = container.run_and_wait(
         timeout=10,
         no_warnings=False,
-        tty=True,
         user="root",
         environment=["GRANT_SUDO=yes"],
         command=["start.sh", "sudo", "id"],
@@ -308,7 +296,6 @@ def test_rootless_triplet_change(container: TrackedContainer) -> None:
     """Container should change the username (`NB_USER`), the UID and the GID of the default user."""
     logs = container.run_and_wait(
         timeout=10,
-        tty=True,
         user="root",
         environment=["NB_USER=root", "NB_UID=0", "NB_GID=0"],
         command=["id"],
@@ -322,7 +309,6 @@ def test_rootless_triplet_home(container: TrackedContainer) -> None:
     """Container should change the home directory for triplet NB_USER=root, NB_UID=0, NB_GID=0."""
     logs = container.run_and_wait(
         timeout=10,
-        tty=True,
         user="root",
         environment=["NB_USER=root", "NB_UID=0", "NB_GID=0"],
         command=["bash", "-c", "echo HOME=${HOME} && getent passwd root"],
@@ -335,7 +321,6 @@ def test_rootless_triplet_sudo(container: TrackedContainer) -> None:
     """Container should not be started with sudo for triplet NB_USER=root, NB_UID=0, NB_GID=0."""
     logs = container.run_and_wait(
         timeout=10,
-        tty=True,
         user="root",
         environment=["NB_USER=root", "NB_UID=0", "NB_GID=0"],
         command=["env"],
diff --git a/tests/by_image/minimal-notebook/test_nbconvert.py b/tests/by_image/minimal-notebook/test_nbconvert.py
index 54c1cecd..d043a8ed 100644
--- a/tests/by_image/minimal-notebook/test_nbconvert.py
+++ b/tests/by_image/minimal-notebook/test_nbconvert.py
@@ -27,7 +27,6 @@ def test_nbconvert(
     logs = container.run_and_wait(
         timeout=30,
         volumes={str(host_data_dir): {"bind": cont_data_dir, "mode": "ro"}},
-        tty=True,
         command=["bash", "-c", command],
     )
     expected_file = f"{output_dir}/{test_file}.{output_format}"
diff --git a/tests/by_image/pyspark-notebook/test_spark.py b/tests/by_image/pyspark-notebook/test_spark.py
index 8ac720d1..7a9d7dfd 100644
--- a/tests/by_image/pyspark-notebook/test_spark.py
+++ b/tests/by_image/pyspark-notebook/test_spark.py
@@ -12,7 +12,6 @@ def test_spark_shell(container: TrackedContainer) -> None:
     logs = container.run_and_wait(
         timeout=60,
         no_warnings=False,
-        tty=True,
         command=["bash", "-c", 'spark-shell <<< "1+1"'],
     )
     warnings = TrackedContainer.get_warnings(logs)
diff --git a/tests/by_image/scipy-notebook/test_cython.py b/tests/by_image/scipy-notebook/test_cython.py
index 1f1f8769..6e5d6577 100644
--- a/tests/by_image/scipy-notebook/test_cython.py
+++ b/tests/by_image/scipy-notebook/test_cython.py
@@ -14,7 +14,6 @@ def test_cython(container: TrackedContainer) -> None:
     logs = container.run_and_wait(
         timeout=10,
         volumes={str(host_data_dir): {"bind": cont_data_dir, "mode": "ro"}},
-        tty=True,
         command=[
             "bash",
             "-c",
diff --git a/tests/by_image/scipy-notebook/test_extensions.py b/tests/by_image/scipy-notebook/test_extensions.py
index d64b1b20..c633d539 100644
--- a/tests/by_image/scipy-notebook/test_extensions.py
+++ b/tests/by_image/scipy-notebook/test_extensions.py
@@ -29,6 +29,5 @@ def test_check_extension(container: TrackedContainer, extension: str) -> None:
     LOGGER.info(f"Checking the extension: {extension} ...")
     container.run_and_wait(
         timeout=10,
-        tty=True,
         command=["jupyter", "labextension", "check", extension],
     )
diff --git a/tests/by_image/scipy-notebook/test_matplotlib.py b/tests/by_image/scipy-notebook/test_matplotlib.py
index fc699356..d02a4e1f 100644
--- a/tests/by_image/scipy-notebook/test_matplotlib.py
+++ b/tests/by_image/scipy-notebook/test_matplotlib.py
@@ -40,7 +40,6 @@ def test_matplotlib(
     LOGGER.info(description)
     container.run_detached(
         volumes={str(host_data_dir): {"bind": cont_data_dir, "mode": "ro"}},
-        tty=True,
         command=["bash", "-c", "sleep infinity"],
     )
 
diff --git a/tests/shared_checks/R_mimetype_check.py b/tests/shared_checks/R_mimetype_check.py
index 52ae4e94..2e8a3f82 100644
--- a/tests/shared_checks/R_mimetype_check.py
+++ b/tests/shared_checks/R_mimetype_check.py
@@ -12,11 +12,7 @@ def check_r_mimetypes(container: TrackedContainer) -> None:
     LOGGER.info("Test that R command can be executed ...")
     R_MIMETYPES_CHECK_CMD = 'if (length(getOption("jupyter.plot_mimetypes")) != 5) {stop("missing jupyter.plot_mimetypes")}'
     command = ["Rscript", "-e", R_MIMETYPES_CHECK_CMD]
-    logs = container.run_and_wait(
-        timeout=10,
-        tty=True,
-        command=command,
-    )
+    logs = container.run_and_wait(timeout=10, command=command)
     LOGGER.debug(f"{logs=}")
     # If there is any output after this it means there was an error
     assert logs.splitlines()[-1] == "Executing the command: " + " ".join(
diff --git a/tests/utils/conda_package_helper.py b/tests/utils/conda_package_helper.py
index a7592855..92a72397 100644
--- a/tests/utils/conda_package_helper.py
+++ b/tests/utils/conda_package_helper.py
@@ -43,10 +43,7 @@ class CondaPackageHelper:
         self.container = container
 
         LOGGER.info(f"Starting container {self.container.image_name} ...")
-        self.container.run_detached(
-            tty=True,
-            command=["bash", "-c", "sleep infinity"],
-        )
+        self.container.run_detached(command=["bash", "-c", "sleep infinity"])
 
         self.requested: dict[str, set[str]] | None = None
         self.installed: dict[str, set[str]] | None = None
diff --git a/tests/utils/run_command.py b/tests/utils/run_command.py
index fbcca1c8..b47eab4e 100644
--- a/tests/utils/run_command.py
+++ b/tests/utils/run_command.py
@@ -12,11 +12,8 @@ def run_command(
     command: str,
     timeout: int = 5,
 ) -> str:
-    """Runs the given package manager with its version argument."""
-
     LOGGER.info(f"Test that the command '{command}' is working properly ...")
     return container.run_and_wait(
         timeout=timeout,
-        tty=True,
         command=["bash", "-c", command],
     )