diff --git a/ChangeLog b/ChangeLog
index 8233894..2984b0f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+2005-06-16  Patrick Lam <plam@MIT.EDU>
+
+	reviewed by: keithp
+
+	* src/fccfg.c: (FcConfigCompareValue):
+	Make FcOpNotContains use FcStrStr for strings so that
+	it matches semantics for !FcOpContains.
+
 2005-05-20  Keith Packard  <keithp@keithp.com>
 
 	* debian/changelog:
diff --git a/src/fccfg.c b/src/fccfg.c
index 551dbe1..84c21e7 100644
--- a/src/fccfg.c
+++ b/src/fccfg.c
@@ -629,9 +629,11 @@ FcConfigCompareValue (const FcValue	left_o,
 		ret = FcStrStrIgnoreCase (left.u.s, right.u.s) != 0;
 		break;
 	    case FcOpNotEqual:
-	    case FcOpNotContains:
 		ret = FcStrCmpIgnoreCase (left.u.s, right.u.s) != 0;
 		break;
+	    case FcOpNotContains:
+		ret = FcStrStrIgnoreCase (left.u.s, right.u.s) == 0;
+		break;
 	    default:
 		break;
 	    }