diff --git a/context_test.go b/context_test.go
index 206816e..909d272 100644
--- a/context_test.go
+++ b/context_test.go
@@ -13,7 +13,6 @@ var save bool
 
 func init() {
 	flag.BoolVar(&save, "save", false, "save PNG output for each test case")
-	flag.Parse()
 }
 
 func hash(dc *Context) string {