diff --git a/pb/Dockerfile b/pb/Dockerfile
index 2cc5dd6..2e30cf0 100644
--- a/pb/Dockerfile
+++ b/pb/Dockerfile
@@ -1,6 +1,6 @@
 FROM alpine:latest
 
-ARG PB_VERSION=0.29.2
+ARG PB_VERSION=0.33.0
 
 WORKDIR /pb