diff --git a/.changeset/five-fireants-run.md b/.changeset/five-fireants-run.md
new file mode 100644
index 0000000000..589d46cc81
--- /dev/null
+++ b/.changeset/five-fireants-run.md
@@ -0,0 +1,5 @@
+---
+'@backstage/core-components': patch
+---
+
+Fix the EntityLayout header style so that EntityContextMenu button can display in correct shape when user hover on it
diff --git a/packages/core-components/src/layout/Header/Header.tsx b/packages/core-components/src/layout/Header/Header.tsx
index bb4d19b949..a32d116b56 100644
--- a/packages/core-components/src/layout/Header/Header.tsx
+++ b/packages/core-components/src/layout/Header/Header.tsx
@@ -63,6 +63,7 @@ const useStyles = makeStyles<BackstageTheme>(
     },
     rightItemsBox: {
       width: 'auto',
+      alignItems: 'center',
     },
     title: {
       color: theme.palette.bursts.fontColor,