diff --git a/docs/debugging.md b/docs/debugging.md
index 70baee0..71f3306 100644
--- a/docs/debugging.md
+++ b/docs/debugging.md
@@ -843,7 +843,7 @@
     "port": 12345,
     "host": "127.0.0.1", // can skip for localhost
     "substitutePath": [
-      { "from": ${workspaceFolder}, "to": "/path/to/remote/workspace" },
+      { "from": "${workspaceFolder}", "to": "/path/to/remote/workspace" },
       ...
   ]
 }