diff --git a/Foundation/NSDate.swift b/Foundation/NSDate.swift
index 98b3abb831..6e3248a7d5 100644
--- a/Foundation/NSDate.swift
+++ b/Foundation/NSDate.swift
@@ -167,6 +167,14 @@ extension NSDate {
     }
 }
 
+extension NSDate: Comparable {}
+public func ==(lhs: NSDate, rhs: NSDate) -> Bool {
+    return lhs.isEqualToDate(rhs)
+}
+public func <(lhs: NSDate, rhs: NSDate) -> Bool {
+    return lhs.timeIntervalSinceReferenceDate < rhs.timeIntervalSinceReferenceDate
+}
+
 extension NSDate : _CFBridgable { }
 
 extension CFDateRef : _NSBridgable {