diff --git a/Makefile b/Makefile
index 73c75ca1c4a820eb42ba9546110024d12561daba..9a571e46ba0725883c37831edaca65ae50e80ef3 100644
--- a/Makefile
+++ b/Makefile
@@ -67,7 +67,7 @@ run: build
 # =============================================================================
 # docker images
 # =============================================================================
-image: assets cmd/go-httpbin/*.go httpbin/*.go
+image: assets cmd/go_httpbin/*.go httpbin/*.go
 	docker build -t mccutchen/go-httpbin:$(VERSION) .
 
 imagepush: image