diff --git a/WeChatTweak/WeChatTweak.m b/WeChatTweak/WeChatTweak.m
index 3665866..740a800 100755
--- a/WeChatTweak/WeChatTweak.m
+++ b/WeChatTweak/WeChatTweak.m
@@ -53,7 +53,6 @@ static void __attribute__((constructor)) tweak(void) {
     class_addMethod(objc_getClass("AppDelegate"), @selector(applicationDockMenu:), method_getImplementation(class_getInstanceMethod(objc_getClass("AppDelegate"), @selector(tweak_applicationDockMenu:))), "@:@");
     [objc_getClass("AppDelegate") jr_swizzleMethod:NSSelectorFromString(@"applicationDidFinishLaunching:") withMethod:@selector(tweak_applicationDidFinishLaunching:) error:nil];
     [objc_getClass("CUtility") jr_swizzleClassMethod:NSSelectorFromString(@"HasWechatInstance") withClassMethod:@selector(tweak_HasWechatInstance) error:nil];
-    [objc_getClass("CUtility") jr_swizzleClassMethod:NSSelectorFromString(@"FFSvrChatInfoMsgWithImgZZ") withClassMethod:@selector(tweak_HasWechatInstance) error:nil];
     [objc_getClass("NSRunningApplication") jr_swizzleClassMethod:NSSelectorFromString(@"runningApplicationsWithBundleIdentifier:") withClassMethod:@selector(tweak_runningApplicationsWithBundleIdentifier:) error:nil];
     [objc_getClass("MASPreferencesWindowController") jr_swizzleMethod:NSSelectorFromString(@"initWithViewControllers:") withMethod:@selector(tweak_initWithViewControllers:) error:nil];