diff --git a/build/jam/repositories/HaikuPorts/x86_64 b/build/jam/repositories/HaikuPorts/x86_64
index 014fe1cd14..577a1775e5 100644
--- a/build/jam/repositories/HaikuPorts/x86_64
+++ b/build/jam/repositories/HaikuPorts/x86_64
@@ -19,7 +19,7 @@ RemotePackageRepository HaikuPorts
 	automake-1.13.1-4
 #	bepdf-1.1.1~beta5_2013_04_28-1
 	binutils-2.23.2_2013_04_09-2
-	bison-2.5-1
+	bison-2.6.5-1
 	buildbot_slave-0.8.8-2
 	bzip2-1.0.6-5
 	bzip2_devel-1.0.6-5