diff --git a/Makefile b/Makefile
index 8f7fef4..e38b1e9 100644
--- a/Makefile
+++ b/Makefile
@@ -45,12 +45,12 @@ ifeq (${GO_VERSION}, 0)
 	$(error build requies go version 1.16.n or higher)
 endif
 	CGO_ENABLED=0 GOOS=linux GOARCH=amd64 BMCLIB_DEBUG=true go build -o flasher -tags osusergo,netgo \
-	        -ldflags \
-		"-X $(LDFLAG_LOCATION).GitCommit=$(GIT_COMMIT) \
-                 -X $(LDFLAG_LOCATION).GitBranch=$(GIT_BRANCH) \
-                 -X $(LDFLAG_LOCATION).GitSummary=$(GIT_SUMMARY) \
-                 -X $(LDFLAG_LOCATION).AppVersion=$(VERSION) \
-                 -X $(LDFLAG_LOCATION).BuildDate=$(BUILD_DATE)"
+		-ldflags \
+		"-X ${LDFLAG_LOCATION}.GitCommit=${GIT_COMMIT} \
+		 -X ${LDFLAG_LOCATION}.GitBranch=${GIT_BRANCH} \
+		 -X ${LDFLAG_LOCATION}.GitSummary=${GIT_SUMMARY} \
+		 -X ${LDFLAG_LOCATION}.AppVersion=${VERSION} \
+		 -X ${LDFLAG_LOCATION}.BuildDate=${BUILD_DATE}"
 
 ## build docker image and tag as ghcr.io/metal-toolbox/flasher:latest
 build-image: build-linux