diff --git a/src/enforcer.ts b/src/enforcer.ts
index 81d3be2..1ad7db3 100644
--- a/src/enforcer.ts
+++ b/src/enforcer.ts
@@ -135,7 +135,7 @@ export class Enforcer {
 
     this.initialize();
 
-    if (this.adapter) {
+    if (this.adapter && (this.adapter instanceof FileAdapter)) {
       // error intentionally ignored
       this.loadPolicy();
     }