diff --git a/requirements-dev.txt b/requirements-dev.txt
index 63568a93ab..f0dde81a78 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -52,7 +52,7 @@ opentelemetry-semantic-conventions==0.63b1
 packaging==26.1
 pathlib2==2.3.7.post1
 platformdirs==4.10.0
-portalocker==2.10.1
+portalocker==4.4.1
 pycparser==3.0
 PyJWT==2.13.0
 pylint==4.0.5