diff --git a/components/ActionMenu/ActionMenu.js b/components/ActionMenu/ActionMenu.js
index 39fa712d..e1a089fa 100644
--- a/components/ActionMenu/ActionMenu.js
+++ b/components/ActionMenu/ActionMenu.js
@@ -7,7 +7,8 @@ import cx from 'clsx';
 
 const useStyles = makeStyles(theme => ({
   button: {
-    minWidth: 0,
+    minWidth: 0, // Override material-ui style
+    flexShrink: 0,
     padding: '3px',
     color: ({ open }) =>
       open ? theme.palette.primary[500] : theme.palette.secondary[500],