diff --git a/loopy/version.py b/loopy/version.py
index 744eb90a46265d0085ac6ff56455398729aad33f..f67cf284d84c5d066f801f41cfa6597c7ce4acd3 100644
--- a/loopy/version.py
+++ b/loopy/version.py
@@ -32,4 +32,4 @@ except ImportError:
 else:
     _islpy_version = islpy.version.VERSION_TEXT
 
-DATA_MODEL_VERSION = "v70-islpy%s" % _islpy_version
+DATA_MODEL_VERSION = "v71-islpy%s" % _islpy_version