diff --git a/packages/primevue/src/megamenu/style/MegaMenuStyle.js b/packages/primevue/src/megamenu/style/MegaMenuStyle.js
index 16d32aab1..3b6fd685a 100644
--- a/packages/primevue/src/megamenu/style/MegaMenuStyle.js
+++ b/packages/primevue/src/megamenu/style/MegaMenuStyle.js
@@ -307,8 +307,7 @@ const theme = ({ dt }) => `
 `;
 
 const inlineStyles = {
-    rootList: ({ props }) => ({ 'max-height': props.scrollHeight, overflow: 'auto' }),
-    submenu: ({ instance, processedItem }) => ({ display: instance.isItemActive(processedItem) ? 'block' : 'none' })
+    rootList: ({ props }) => ({ 'max-height': props.scrollHeight, overflow: 'auto' })
 };
 
 const classes = {