diff --git a/Tests/base/NSNumber/test01.m b/Tests/base/NSNumber/test01.m
index 0d25d6645..f89e429e5 100644
--- a/Tests/base/NSNumber/test01.m
+++ b/Tests/base/NSNumber/test01.m
@@ -35,10 +35,10 @@ int main()
       PASS([nan compare: n] == NSOrderedAscending, "NaN is less than 2") 
 
       n = [NSNumber numberWithFloat: 0.0];
-      PASS([n compare: nan] == NO, "0.0 is not NaN")
+      PASS([n compare: nan] != NSOrderedSame, "0.0 is not NaN")
 
       n = [NSNumber numberWithFloat: -1.01];
-      PASS([n compare: nan] == NO, "-1.01 is not NaN")
+      PASS([n compare: nan] != NSOrderedSame, "-1.01 is not NaN")
 
     END_SET("not-a-number checks")