diff --git a/deep-diff/deep-diff.d.ts b/deep-diff/deep-diff.d.ts
index 93e99f789..4242731f2 100644
--- a/deep-diff/deep-diff.d.ts
+++ b/deep-diff/deep-diff.d.ts
@@ -34,7 +34,7 @@ declare module deepDiff {
     }
 }
 
-declare var diff: deepDiff.IDeepDiff;
+declare var DeepDiff: deepDiff.IDeepDiff;
 
 declare module "deep-diff" {
     var diff: deepDiff.IDeepDiff;