diff --git a/requirements.txt b/requirements.txt
index c0e8bcf4d07c9b7be545ed61bd641c4f43db0f1b..d7b39fed898e4bc0bca6b87884c8a19dfc9646b6 100755
--- a/requirements.txt
+++ b/requirements.txt
@@ -14,4 +14,4 @@ pyyaml
 h5py
 hjson
 enum34
-systax==0.1.2
+matid=0.5.2