1 files changed, 1 insertions, 1 deletions

diff --git a/include/opkele/types.h b/include/opkele/types.h
index 4e1415f..de44a5c 100644
--- a/include/opkele/types.h
+++ b/include/opkele/types.h
@@ -181,7 +181,7 @@ namespace opkele {
 
         struct priority_compare {
             inline bool operator()(long a,long b) const {
-                return (a<0) ? false : (b<0) ? false : (a<b);
+                return (a<0) ? false : (b<0) ? true : (a<b);
             }
         };