diff --git a/go/handlers.go b/go/handlers.go
index 8ae9e7b6..22b2aa8e 100644
--- a/go/handlers.go
+++ b/go/handlers.go
@@ -40,7 +40,7 @@ type List struct {
 	Files []string
 }
 
-func (c routerCtx) GetImages(w http.ResponseWriter, r *http.Request) {
+func (routerCtx) GetImages(w http.ResponseWriter, r *http.Request) {
 	w.Header().Set("Content-Type", "application/json")
 	dir, err := embedFS.ReadDir("images")
 	if err != nil {
@@ -59,7 +59,7 @@ func (c routerCtx) GetImages(w http.ResponseWriter, r *http.Request) {
 	json.NewEncoder(w).Encode(ls)
 }
 
-func (c routerCtx) OriginalImage(w http.ResponseWriter, r *http.Request) {
+func (routerCtx) OriginalImage(w http.ResponseWriter, r *http.Request) {
 	vars := mux.Vars(r)
 	img := vars["image"]
 	b, err := embedFS.ReadFile(path.Join("images", img))
diff --git a/go/helper_test.go b/go/helper_test.go
index 28a1932c..ab63dd22 100644
--- a/go/helper_test.go
+++ b/go/helper_test.go
@@ -9,11 +9,11 @@ import (
 
 type mockHandler struct{}
 
-func (m mockHandler) ServeHTTP(http.ResponseWriter, *http.Request) {}
+func (mockHandler) ServeHTTP(http.ResponseWriter, *http.Request) {}
 
 func TestNewServer(t *testing.T) {
-	var addr = "127.0.0.1:8080"
-	var srv = NewServer(addr, mockHandler{})
+	addr := "127.0.0.1:8080"
+	srv := NewServer(addr, mockHandler{})
 	if !assert.Equal(t, addr, srv.Addr) {
 		t.Fail()
 	}