diff --git a/Makefile b/Makefile
index b43f76940c..06eae3f99c 100644
--- a/Makefile
+++ b/Makefile
@@ -76,7 +76,7 @@ DOCKER_BUILDKIT=1
 export ACK_GINKGO_DEPRECATIONS := 1.16.4
 
 # Set --output-base for conversion-gen if we are not within GOPATH
-ifneq ($(abspath $(REPO_ROOT)),$(shell go env GOPATH)/src/sigs.k8s.io/cluster-api-provider-aws)
+ifneq ($(abspath $(REPO_ROOT)),$(abspath $(shell go env GOPATH)/src/sigs.k8s.io/cluster-api-provider-aws))
 	GEN_OUTPUT_BASE := --output-base=$(REPO_ROOT)
 else
 	export GOPATH := $(shell go env GOPATH)