diff --git a/types/meteor/tsconfig.json b/types/meteor/tsconfig.json
index 3fa72b7b96..34d7fd5277 100644
--- a/types/meteor/tsconfig.json
+++ b/types/meteor/tsconfig.json
@@ -6,7 +6,7 @@
             "dom"
         ],
         "noImplicitAny": true,
-        "noImplicitThis": false,
+        "noImplicitThis": true,
         "strictNullChecks": false,
         "strictFunctionTypes": false,
         "baseUrl": "../",
@@ -26,4 +26,4 @@
         "test/server-render.tsx",
         "test/react-meteor-data-tests.tsx"
     ]
-}
\ No newline at end of file
+}