diff --git a/CHANGELOG.md b/CHANGELOG.md
index a27c14c8..f8e081ff 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,12 @@
 This changelog only contains breaking and/or significant changes manually introduced to this repository (using Pull Requests).
 All image manifests can be found in [the wiki](https://github.com/jupyter/docker-stacks/wiki).
 
+## 2025-03-23
+
+Affected: `tensorflow-notebook`.
+
+- **Non-breaking:** `tensorflow-notebook`: Use mamba to install jupyter-server-proxy ([#2262](https://github.com/jupyter/docker-stacks/pull/2262)).
+
 ## 2025-03-22
 
 Affected: all images.
diff --git a/images/tensorflow-notebook/Dockerfile b/images/tensorflow-notebook/Dockerfile
index a433b2fa..974e0d6e 100644
--- a/images/tensorflow-notebook/Dockerfile
+++ b/images/tensorflow-notebook/Dockerfile
@@ -11,10 +11,15 @@ LABEL maintainer="Jupyter Project <jupyter@googlegroups.com>"
 # Fix: https://github.com/koalaman/shellcheck/wiki/SC3014
 SHELL ["/bin/bash", "-o", "pipefail", "-c"]
 
+RUN mamba install --yes \
+    'jupyter-server-proxy' && \
+    mamba clean --all -f -y && \
+    fix-permissions "${CONDA_DIR}" && \
+    fix-permissions "/home/${NB_USER}"
+
 # Install tensorflow with pip, on x86_64 tensorflow-cpu
 RUN [[ $(uname -m) = x86_64 ]] && TF_POSTFIX="-cpu" || TF_POSTFIX="" && \
     pip install --no-cache-dir \
-    "jupyter-server-proxy" \
     "tensorflow${TF_POSTFIX}" && \
     fix-permissions "${CONDA_DIR}" && \
     fix-permissions "/home/${NB_USER}"
diff --git a/images/tensorflow-notebook/cuda/Dockerfile b/images/tensorflow-notebook/cuda/Dockerfile
index 6a0dbd03..a872e25c 100644
--- a/images/tensorflow-notebook/cuda/Dockerfile
+++ b/images/tensorflow-notebook/cuda/Dockerfile
@@ -11,9 +11,14 @@ LABEL maintainer="Jupyter Project <jupyter@googlegroups.com>"
 # Fix: https://github.com/koalaman/shellcheck/wiki/SC3014
 SHELL ["/bin/bash", "-o", "pipefail", "-c"]
 
+RUN mamba install --yes \
+    'jupyter-server-proxy' && \
+    mamba clean --all -f -y && \
+    fix-permissions "${CONDA_DIR}" && \
+    fix-permissions "/home/${NB_USER}"
+
 # Install TensorFlow, CUDA and cuDNN with pip
 RUN pip install --no-cache-dir \
-    "jupyter-server-proxy" \
     "tensorflow[and-cuda]<=2.17.1" && \
     fix-permissions "${CONDA_DIR}" && \
     fix-permissions "/home/${NB_USER}"
diff --git a/tests/by_image/docker-stacks-foundation/test_packages.py b/tests/by_image/docker-stacks-foundation/test_packages.py
index 9a17aa92..dc15d530 100644
--- a/tests/by_image/docker-stacks-foundation/test_packages.py
+++ b/tests/by_image/docker-stacks-foundation/test_packages.py
@@ -54,6 +54,7 @@ EXCLUDED_PACKAGES = [
     "grpcio-status",
     "grpcio",
     "hdf5",
+    "jupyter-server-proxy",
     "jupyterhub-singleuser",
     "jupyterlab-git",
     "mamba",