diff --git a/chirp/ft857.py b/chirp/ft857.py
index 80bde6b0..deebb025 100644
--- a/chirp/ft857.py
+++ b/chirp/ft857.py
@@ -181,7 +181,7 @@ class FT857Radio(ft817.FT817Radio):
         "PMS-5U" : -38,
     }
 
-    SPECIAL_MEMORIES = dict(ft817.FT817Radio.SPECIAL_MEMORIES)
+    SPECIAL_MEMORIES = dict(SPECIAL_MEMORIES)
     SPECIAL_MEMORIES.update(SPECIAL_PMS)
 
     SPECIAL_MEMORIES_REV = dict(zip(SPECIAL_MEMORIES.values(), SPECIAL_MEMORIES.keys()))