diff --git a/.changeset/silver-cobras-attend.md b/.changeset/silver-cobras-attend.md
new file mode 100644
index 0000000000..15c5dc7f51
--- /dev/null
+++ b/.changeset/silver-cobras-attend.md
@@ -0,0 +1,5 @@
+---
+"react-select": patch
+---
+
+Fixed onCreateOption is not always called for Creatable
diff --git a/packages/react-select/src/Select.js b/packages/react-select/src/Select.js
index 8dae17c146..a5de71ac07 100644
--- a/packages/react-select/src/Select.js
+++ b/packages/react-select/src/Select.js
@@ -377,9 +377,9 @@ export default class Select extends Component<Props, State> {
         const [lastProps, lastSelectValue] = (lastArgs: [Props, OptionsType]);
 
         return (
-          isEqual(newSelectValue, lastSelectValue) &&
-          isEqual(newProps.inputValue, lastProps.inputValue) &&
-          isEqual(newProps.options, lastProps.options)
+          newSelectValue === lastSelectValue &&
+          newProps.inputValue === lastProps.inputValue &&
+          newProps.options === lastProps.options
         );
       }
     ).bind(this);