diff --git a/Foundation/CPDate.j b/Foundation/CPDate.j
index 07ff8fbb3..3ecdd21a4 100644
--- a/Foundation/CPDate.j
+++ b/Foundation/CPDate.j
@@ -162,7 +162,7 @@ var CPDateReferenceDate = new Date(Date.UTC(2001, 1, 1, 0, 0, 0, 0));
     if (!aDate)
         return NO;
 
-    return self === aDate;
+    return !(self < aDate || self > aDate);
 }
 
 - (CPComparisonResult)compare:(CPDate)anotherDate