diff --git a/Package.swift b/Package.swift
index 69c1f38..6ca58ef 100644
--- a/Package.swift
+++ b/Package.swift
@@ -1,8 +1,10 @@
+// swift-tools-version:3.1
+
 import PackageDescription
 
 let package = Package(
     name: "Venice",
     dependencies: [
-        .Package(url: "https://github.com/Zewo/CLibdill.git", majorVersion: 1, minor: 0)
+        .Package(url: "https://github.com/Zewo/CLibdill.git", majorVersion: 1)
     ]
 )