diff --git a/packages/edit-post/src/components/keyboard-shortcut-help-modal/config.js b/packages/edit-post/src/components/keyboard-shortcut-help-modal/config.js
index a206fa6c71d779..4edf46204c75ae 100644
--- a/packages/edit-post/src/components/keyboard-shortcut-help-modal/config.js
+++ b/packages/edit-post/src/components/keyboard-shortcut-help-modal/config.js
@@ -47,7 +47,7 @@ export const textFormattingShortcuts = [
 		),
 	},
 	{
-		keyCombination: { modifier: 'primaryShift', character: '\u00a0' },
+		keyCombination: { modifier: 'primaryShift', character: 'SPACE' },
 		description: __( 'Add non breaking space.' ),
 	},
 ];