diff --git a/dlls/ns/AllocString.h b/dlls/ns/AllocString.h
index ca7c6abc..b5134ba0 100644
--- a/dlls/ns/AllocString.h
+++ b/dlls/ns/AllocString.h
@@ -87,7 +87,7 @@ public:
 
 		while (iter!=end)
 		{
-			if (strcmp(str,(*iter)->c_str()))
+			if (strcmp(str, (*iter)->c_str()) == 0)
 			{
 				// String is already in the list, do not allocate it again
 				return MAKE_STRING((*iter)->c_str());