diff --git a/loopy/version.py b/loopy/version.py
index 6ecd8b490c26bb44c16809011aa5b832db2e2fa3..b959c5e1c5a22b39362d0a5738751549381b2ab5 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 = "v13-islpy%s" % _islpy_version
+DATA_MODEL_VERSION = "v14-islpy%s" % _islpy_version