diff --git a/Requirements_Pip.txt b/Requirements_Pip.txt
index 92923c266..9d3e5cf1b 100644
--- a/Requirements_Pip.txt
+++ b/Requirements_Pip.txt
@@ -68,7 +68,7 @@ Pillow==5.3.0
 plyfile==0.7
 prometheus-client==0.5.0
 prompt-toolkit==2.0.7
-protobuf==3.6.1
+protobuf==3.15.0
 ptyprocess==0.6.0
 pyarrow==0.10.0
 pycparser==2.18