diff --git a/gatb-core b/gatb-core
index d5d5ff4..db4e7da 160000
--- a/gatb-core
+++ b/gatb-core
@@ -1 +1 @@
-Subproject commit d5d5ff4df94244a548fa4a934954afc1fcf6396b
+Subproject commit db4e7da969eec8d432a61d1b09d7ab8ac149f468