diff --git a/requirements/constraints.txt b/requirements/constraints.txt
index 9548648270f..a3fe123811f 100644
--- a/requirements/constraints.txt
+++ b/requirements/constraints.txt
@@ -22,7 +22,7 @@ async-timeout==5.0.1 ; python_version < "3.11"
     # via
     #   -r requirements/runtime-deps.in
     #   valkey
-babel==2.17.0
+babel==2.18.0
     # via sphinx
 backports-zstd==1.3.0 ; implementation_name == "cpython"
     # via
diff --git a/requirements/dev.txt b/requirements/dev.txt
index 75dcafcafb7..e1ab605bc6a 100644
--- a/requirements/dev.txt
+++ b/requirements/dev.txt
@@ -22,7 +22,7 @@ async-timeout==5.0.1 ; python_version < "3.11"
     # via
     #   -r requirements/runtime-deps.in
     #   valkey
-babel==2.17.0
+babel==2.18.0
     # via sphinx
 backports-zstd==1.3.0 ; platform_python_implementation == "CPython" and python_version < "3.14"
     # via
diff --git a/requirements/doc-spelling.txt b/requirements/doc-spelling.txt
index c4afb0014f1..e652fbbd2fa 100644
--- a/requirements/doc-spelling.txt
+++ b/requirements/doc-spelling.txt
@@ -8,7 +8,7 @@ aiohttp-theme==0.1.7
     # via -r requirements/doc.in
 alabaster==1.0.0
     # via sphinx
-babel==2.17.0
+babel==2.18.0
     # via sphinx
 certifi==2026.1.4
     # via requests
diff --git a/requirements/doc.txt b/requirements/doc.txt
index 5f393559337..6beea860a6a 100644
--- a/requirements/doc.txt
+++ b/requirements/doc.txt
@@ -8,7 +8,7 @@ aiohttp-theme==0.1.7
     # via -r requirements/doc.in
 alabaster==1.0.0
     # via sphinx
-babel==2.17.0
+babel==2.18.0
     # via sphinx
 certifi==2026.1.4
     # via requests