diff --git a/Makefile b/Makefile
index 25719ba6de..9c13a177ec 100644
--- a/Makefile
+++ b/Makefile
@@ -5,7 +5,7 @@ NAME = "github.com/goto/optimus"
 LAST_COMMIT := $(shell git rev-parse --short HEAD)
 LAST_TAG := "$(shell git rev-list --tags --max-count=1)"
 OPMS_VERSION := "$(shell git describe --tags ${LAST_TAG})-next"
-PROTON_COMMIT := "089702d7ae04e6df513e5541f4c73a08f0fe6983"
+PROTON_COMMIT := "750afa5b646347179ab2abaf3ea3b51ce03cc3ab"
 
 
 .PHONY: build test test-ci generate-proto unit-test-ci integration-test vet coverage clean install lint