diff --git a/Jakefile.js b/Jakefile.js
index 05ff50088f4..d1905cefe23 100644
--- a/Jakefile.js
+++ b/Jakefile.js
@@ -193,7 +193,7 @@ var es2016LibrarySourceMap = es2016LibrarySource.map(function(source) {
     return { target: "lib." + source, sources: ["header.d.ts", source] };
 })
 
-var hostsLibrarySources = ["dom.generated.d.ts", "webworker.importscripts.d.ts", "scriptHost.d.ts"]
+var hostsLibrarySources = ["dom.generated.d.ts", "webworker.importscripts.d.ts", "scripthost.d.ts"]
 
 var librarySourceMap = [
         // Host library
diff --git a/src/lib/scriptHost.d.ts b/src/lib/scripthost.d.ts
similarity index 100%
rename from src/lib/scriptHost.d.ts
rename to src/lib/scripthost.d.ts