diff --git a/striker-ui/types/IconButton.d.ts b/striker-ui/types/IconButton.d.ts
index 9907155f..93c46f53 100644
--- a/striker-ui/types/IconButton.d.ts
+++ b/striker-ui/types/IconButton.d.ts
@@ -15,6 +15,9 @@ type IconButtonMapToStateIconBundle = Record<string, IconButtonStateIconBundle>;
 
 type IconButtonVariant = 'contained' | 'normal';
 
+type IconButtonMouseEventHandler =
+  import('@mui/material').IconButtonProps['onClick'];
+
 type IconButtonOptionalProps = {
   defaultIcon?: CreatableComponent;
   iconProps?: import('@mui/material').SvgIconProps;