diff --git a/src/pyubx2/ubxtypes_get.py b/src/pyubx2/ubxtypes_get.py
index 7e1f45e..5bfe667 100644
--- a/src/pyubx2/ubxtypes_get.py
+++ b/src/pyubx2/ubxtypes_get.py
@@ -1809,7 +1809,7 @@
                 "flags": (
                     X1,
                     {
-                        "jammingState": U1,
+                        "jammingState": U2,
                     },
                 ),
                 "antStatus": U1,