diff --git a/uncompyle6/semantics/customize3.py b/uncompyle6/semantics/customize3.py
index fda8ce57..f6389fb1 100644
--- a/uncompyle6/semantics/customize3.py
+++ b/uncompyle6/semantics/customize3.py
@@ -304,10 +304,9 @@ def customize_for_version3(self, version):
                     if elem in ('ROT_THREE', 'EXTENDED_ARG'):
                         continue
                     assert elem == 'expr'
-                    elem = elem[0]
                     line_number = self.line_number
                     value = self.traverse(elem)
-                    if elem == 'tuple':
+                    if elem[0] == 'tuple':
                         assert value[0] == '('
                         assert value[-1] == ')'
                         value = value[1:-1]
diff --git a/uncompyle6/semantics/pysource.py b/uncompyle6/semantics/pysource.py
index a9283609..8b84dbb4 100644
--- a/uncompyle6/semantics/pysource.py
+++ b/uncompyle6/semantics/pysource.py
@@ -1694,7 +1694,6 @@ class SourceWalker(GenericASTTraversal, object):
             if elem in ('ROT_THREE', 'EXTENDED_ARG'):
                 continue
             assert elem == 'expr'
-            elem = elem[0]
             line_number = self.line_number
             value = self.traverse(elem)
             if line_number != self.line_number:
@@ -1719,7 +1718,6 @@ class SourceWalker(GenericASTTraversal, object):
         self.prune()
         return
 
-    # FIXME: add n_tuple_unpack  to list?
     n_set = n_tuple = n_build_set = n_list
 
     def n_unpack(self, node):