diff --git a/Makefile b/Makefile
index e3ed576..1490017 100644
--- a/Makefile
+++ b/Makefile
@@ -2,7 +2,7 @@ LICENSE_DIR=./licenses/
 BUILD_DIR=./build
 DOCKER_DIR=./docker/
 SHELL := /bin/bash
-ifndef GOTOOLCHAIN
+ifdef GOTOOLCHAIN
 	GO_VERSION=$(GOTOOLCHAIN)
 else
 	GO_VERSION=$(shell go mod edit -json | jq -r .Toolchain | sed -e 's/go//')