diff --git a/lib/vendor/sphinx b/lib/vendor/sphinx
index 3435431efe..4e878fa9c7 160000
--- a/lib/vendor/sphinx
+++ b/lib/vendor/sphinx
@@ -1 +1 @@
-Subproject commit 3435431efe058e84adcf731c70d0354f41f04a6c
+Subproject commit 4e878fa9c760502721253e222796f822bf1fbbff
diff --git a/lib/vendor/symfony b/lib/vendor/symfony
index 4316595dbb..6924e63587 160000
--- a/lib/vendor/symfony
+++ b/lib/vendor/symfony
@@ -1 +1 @@
-Subproject commit 4316595dbb7be9dcf2156d090d52f23f11b1ea90
+Subproject commit 6924e63587466c865ca8dc746ff3fcf5cd1a1dcf
diff --git a/lib/vendor/tcpdf b/lib/vendor/tcpdf
index 6435a27fa3..7e98401b4f 160000
--- a/lib/vendor/tcpdf
+++ b/lib/vendor/tcpdf
@@ -1 +1 @@
-Subproject commit 6435a27fa33beed5bd82551169fd320e3a15e380
+Subproject commit 7e98401b4f361e1c415d4b8dd520d2b21c03544f