diff --git a/scripts/vagrant-linux-protoc.sh b/scripts/vagrant-linux-protoc.sh
index 36b0a0498..7d0a52249 100755
--- a/scripts/vagrant-linux-protoc.sh
+++ b/scripts/vagrant-linux-protoc.sh
@@ -1,8 +1,8 @@
 #!/usr/bin/env bash
 
 # set up protoc so that we can use it for protobuf generation
-PROTOC_ZIP=protoc-3.3.0-linux-x86_64.zip
-curl -OL https://github.com/google/protobuf/releases/download/v3.3.0/$PROTOC_ZIP
+PROTOC_ZIP=protoc-3.6.1-linux-x86_64.zip
+curl -OL https://github.com/google/protobuf/releases/download/v3.6.1/$PROTOC_ZIP
 sudo unzip -o $PROTOC_ZIP -d /usr/local bin/protoc
 rm -f $PROTOC_ZIP