diff --git a/packages/excalidraw/locales/en.json b/packages/excalidraw/locales/en.json
index 5ba1912e50..24a9a0307d 100644
--- a/packages/excalidraw/locales/en.json
+++ b/packages/excalidraw/locales/en.json
@@ -675,7 +675,7 @@
     "syntax": "Mermaid Syntax",
     "preview": "Preview",
     "label": "Mermaid",
-    "inputPlaceholder": "Write Mermaid diagram defintion here...",
+    "inputPlaceholder": "Write Mermaid diagram definition here...",
     "autoFixAvailable": "Auto-fix is available"
   },
   "ttd": {