diff --git a/requirements/constraints.txt b/requirements/constraints.txt
index 36697d2bb0a..7bad5eb0a8e 100644
--- a/requirements/constraints.txt
+++ b/requirements/constraints.txt
@@ -87,7 +87,7 @@ exceptiongroup==1.3.1
     #   pytest
 execnet==2.1.2
     # via pytest-xdist
-filelock==3.32.7
+filelock==4.0.3
     # via
     #   python-discovery
     #   virtualenv
@@ -168,7 +168,7 @@ pip-tools==7.6.1
     # via -r requirements/dev.in
 pkgconfig==1.6.0
     # via -r requirements/test-common-base.in
-platformdirs==4.11.14
+platformdirs==4.11.15
     # via virtualenv
 pluggy==1.6.0
     # via
diff --git a/requirements/dev.txt b/requirements/dev.txt
index af815b6717e..eae60f3d183 100644
--- a/requirements/dev.txt
+++ b/requirements/dev.txt
@@ -85,7 +85,7 @@ exceptiongroup==1.3.1
     #   pytest
 execnet==2.1.2
     # via pytest-xdist
-filelock==3.32.7
+filelock==4.0.3
     # via
     #   python-discovery
     #   virtualenv
@@ -165,7 +165,7 @@ pip-tools==7.6.1
     # via -r requirements/dev.in
 pkgconfig==1.6.0
     # via -r requirements/test-common-base.in
-platformdirs==4.11.14
+platformdirs==4.11.15
     # via virtualenv
 pluggy==1.6.0
     # via
diff --git a/requirements/lint.txt b/requirements/lint.txt
index 681fd47cd0d..ca3d745e35e 100644
--- a/requirements/lint.txt
+++ b/requirements/lint.txt
@@ -44,7 +44,7 @@ exceptiongroup==1.3.1
     # via
     #   aiofastnet
     #   pytest
-filelock==3.32.7
+filelock==4.0.3
     # via
     #   python-discovery
     #   virtualenv
@@ -86,7 +86,7 @@ packaging==26.3
     # via pytest
 pathspec==1.1.1
     # via mypy
-platformdirs==4.11.14
+platformdirs==4.11.15
     # via virtualenv
 pluggy==1.6.0
     # via pytest