diff --git a/components/breadcrumb/Breadcrumb.tsx b/components/breadcrumb/Breadcrumb.tsx
index c603eacf5c..56182ccce5 100755
--- a/components/breadcrumb/Breadcrumb.tsx
+++ b/components/breadcrumb/Breadcrumb.tsx
@@ -159,7 +159,8 @@ export default class Breadcrumb extends React.Component<BreadcrumbProps, any> {
 
         warning(
           element.type &&
-            (element.type.__ANT_BREADCRUMB_ITEM || element.type.__ANT_BREADCRUMB_SEPARATOR),
+            (element.type.__ANT_BREADCRUMB_ITEM === true ||
+              element.type.__ANT_BREADCRUMB_SEPARATOR === true),
           'Breadcrumb',
           "Only accepts Breadcrumb.Item and Breadcrumb.Separator as it's children",
         );
diff --git a/components/tooltip/index.tsx b/components/tooltip/index.tsx
index 327f175386..a0dc3ee8d2 100644
--- a/components/tooltip/index.tsx
+++ b/components/tooltip/index.tsx
@@ -95,9 +95,9 @@ const splitObject = (obj: any, keys: string[]) => {
 function getDisabledCompatibleChildren(element: React.ReactElement<any>) {
   const elementType = element.type as any;
   if (
-    (elementType.__ANT_BUTTON ||
-      elementType.__ANT_SWITCH ||
-      elementType.__ANT_CHECKBOX ||
+    (elementType.__ANT_BUTTON === true ||
+      elementType.__ANT_SWITCH === true ||
+      elementType.__ANT_CHECKBOX === true ||
       element.type === 'button') &&
     element.props.disabled
   ) {