diff --git a/requirements.txt b/requirements.txt
index e3d8459..6cd702e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -37,7 +37,7 @@ pillow==10.4.0
 platformdirs==4.2.2
 pooch==1.8.2
 proto-plus==1.24.0
-protobuf==4.25.3
+protobuf==4.25.8
 psutil==6.0.0
 pyansys-tools-versioning==0.5.0
 pyasn1==0.6.0