diff --git a/.dockerignore b/.dockerignore
new file mode 100644
index 0000000..e660fd9
--- /dev/null
+++ b/.dockerignore
@@ -0,0 +1 @@
+bin/
diff --git a/Makefile b/Makefile
index f4e2f08..697091a 100644
--- a/Makefile
+++ b/Makefile
@@ -21,7 +21,8 @@ GOFLAGS=-mod=vendor
 
 .PHONY: build
 build: ## Build compose-ref binary
-	GOPRIVATE=$(PACKAGE) GOFLAGS=$(GOFLAGS) go build compose-ref.go
+	@mkdir -p bin/
+	GOPRIVATE=$(PACKAGE) GOFLAGS=$(GOFLAGS) go build -o bin/compose-ref compose-ref.go
 
 .PHONY: test
 test: ## Run tests
diff --git a/scripts/validate/fileheader b/scripts/validate/fileheader
index 5144210..1d3f564 100755
--- a/scripts/validate/fileheader
+++ b/scripts/validate/fileheader
@@ -25,4 +25,4 @@ fi
 
 BASEPATH="${1-}"
 
-ltag -t "${BASEPATH}scripts/validate/template" --excludes "validate vendor" --check -v
+ltag -t "${BASEPATH}scripts/validate/template" --excludes "bin validate vendor" --check -v