diff --git a/Package.swift b/Package.swift
index 781c14f..67cab4c 100644
--- a/Package.swift
+++ b/Package.swift
@@ -3,7 +3,7 @@
 import PackageDescription
 
 // for development
-let usesJavaScriptKitMockOnMac = true
+let usesJavaScriptKitMockOnMac = false
 let usesLocalJavaScriptKit = false
 
 let javaScriptKitDependency: Package.Dependency = usesLocalJavaScriptKit ?