diff --git a/api.go b/api.go
index 302dd05..24e8a24 100644
--- a/api.go
+++ b/api.go
@@ -79,7 +79,7 @@ func (a apiHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 	}
 
 	if j, err := json.Marshal(ret); err != nil {
-		http.Error(w, fmt.Sprintf("{errmsg:\"%q\"}", err), http.StatusInternalServerError)
+		http.Error(w, fmt.Sprintf("{errmsg:%q}", err), http.StatusInternalServerError)
 	} else {
 		w.WriteHeader(resStatus)
 		w.Write(j)