diff --git a/exercises/practice/camicia/.meta/config.json b/exercises/practice/camicia/.meta/config.json
index 23b415c33..285df78df 100644
--- a/exercises/practice/camicia/.meta/config.json
+++ b/exercises/practice/camicia/.meta/config.json
@@ -11,6 +11,9 @@
     ],
     "example": [
       ".meta/Example.cs"
+    ],
+    "invalidator": [
+      "Camicia.csproj"
     ]
   },
   "blurb": "Simulate the card game and determine whether the match ends or enters an infinite loop.",