diff --git a/rl_unplugged/requirements.txt b/rl_unplugged/requirements.txt
index cfe9965e..77d5c927 100644
--- a/rl_unplugged/requirements.txt
+++ b/rl_unplugged/requirements.txt
@@ -34,7 +34,7 @@ opt-einsum==3.2.1
 Pillow==7.2.0
 pkg-resources==0.0.0
 portpicker==1.3.1
-protobuf==3.12.2
+protobuf==5.29.6
 pyasn1==0.4.8
 pyasn1-modules==0.2.8
 pyglet==1.5.0