1 files changed, 2 insertions, 2 deletions
diff --git a/src/client/views/GlobalKeyHandler.ts b/src/client/views/GlobalKeyHandler.ts
index 2ea1c464f..c48ba109a 100644
--- a/src/client/views/GlobalKeyHandler.ts
+++ b/src/client/views/GlobalKeyHandler.ts
@@ -51,11 +51,11 @@ export class KeyManager {
     }
 
     public unhandle = action((e: KeyboardEvent) => {
-        if (e.key.toLowerCase() === "shift") KeyManager.Instance.ShiftPressed = false;
+        if (e.key?.toLowerCase() === "shift") KeyManager.Instance.ShiftPressed = false;
     });
 
     public handle = action(async (e: KeyboardEvent) => {
-        if (e.key.toLowerCase() === "shift" && e.ctrlKey && e.altKey) KeyManager.Instance.ShiftPressed = true;
+        if (e.key?.toLowerCase() === "shift" && e.ctrlKey && e.altKey) KeyManager.Instance.ShiftPressed = true;
         if (!Doc.UserDoc().noviceMode && e.key.toLocaleLowerCase() === "shift") DocServer.PRINT_CACHE();
         const keyname = e.key && e.key.toLowerCase();
         this.handleGreedy(keyname);