diff --git a/Makefile b/Makefile
index 8be1248aba..3f47b7fb3c 100644
--- a/Makefile
+++ b/Makefile
@@ -132,13 +132,13 @@ install-mockgen:
 
 .PHONY: install-retool
 install-retool:
-		which retool || go get $(retool_package)
+	@which retool >/dev/null || go get $(retool_package)
 
 .PHONY: install-codegen-tools
 install-codegen-tools: install-retool
-		echo "Installing retool dependencies"
-		retool sync
-		retool build
+	@echo "Installing retool dependencies"
+	@retool sync >/dev/null 2>/dev/null
+	@retool build >/dev/null 2>/dev/null
 
 .PHONY: install-gometalinter
 install-gometalinter: