diff --git a/types/meteor-astronomy/index.d.ts b/types/meteor-astronomy/index.d.ts
index 7cfd2c7211..485b1d9a39 100644
--- a/types/meteor-astronomy/index.d.ts
+++ b/types/meteor-astronomy/index.d.ts
@@ -2,7 +2,7 @@
 // Project: https://github.com/jagi/meteor-astronomy/
 // Definitions by: Igor Golovin <https://github.com/Deadly0>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-// TypeScript Version: 2.8
+// TypeScript Version: 3.1
 
 /// <reference types="meteor" />