diff --git a/bones.py b/bones.py
index f624903..7c5dbe0 100644
--- a/bones.py
+++ b/bones.py
@@ -124,9 +124,9 @@ for i in range(len(BONES_LIST)):
     BONES_LOOKUP[BONES_LIST[i]] = i
     BONES_LOOKUP[BONES_LIST[i].upper()] = i
     BONES_LOOKUP[BONES_LIST[i].lower()] = i
-    if BONES_LIST[i][-1] == "L":
+    if BONES_LIST[i][-1] == "L" or BONES_LIST[i].startswith("LWing"):
         BONES_LEFT.append(BONES_LIST[i])
-    if BONES_LIST[i][-1] == "R":
+    if BONES_LIST[i][-1] == "R" or BONES_LIST[i].startswith("RWing"):
         BONES_RIGHT.append(BONES_LIST[i])
 for i in range(len(BONES_LIST)):
     j = i