diff --git a/test/bytecode_2.3/00_assign.pyc b/test/bytecode_2.3/00_assign.pyc
index 4edff968..c441519e 100644
Binary files a/test/bytecode_2.3/00_assign.pyc and b/test/bytecode_2.3/00_assign.pyc differ
diff --git a/test/bytecode_2.3/00_import.pyc b/test/bytecode_2.3/00_import.pyc
index 6e86104b..29153663 100644
Binary files a/test/bytecode_2.3/00_import.pyc and b/test/bytecode_2.3/00_import.pyc differ
diff --git a/test/bytecode_2.3/00_pass.pyc b/test/bytecode_2.3/00_pass.pyc
index 11e5ff0f..57e4c5b8 100644
Binary files a/test/bytecode_2.3/00_pass.pyc and b/test/bytecode_2.3/00_pass.pyc differ
diff --git a/test/bytecode_2.3/05_try_finally_pass.pyc b/test/bytecode_2.3/05_try_finally_pass.pyc
index fcc974f7..8ec7170e 100644
Binary files a/test/bytecode_2.3/05_try_finally_pass.pyc and b/test/bytecode_2.3/05_try_finally_pass.pyc differ
diff --git a/uncompyle6/parsers/parse23.py b/uncompyle6/parsers/parse23.py
index 18042e24..22f6c0df 100644
--- a/uncompyle6/parsers/parse23.py
+++ b/uncompyle6/parsers/parse23.py
@@ -4,7 +4,7 @@
 
 from spark_parser import DEFAULT_DEBUG as PARSER_DEFAULT_DEBUG
 from uncompyle6.parser import PythonParserSingle
-from uncompyle6.parsers.parse2 import Python2Parser
+from uncompyle6.parsers.parse24 import Python24Parser
 
 class Python23Parser(Python24Parser):
 
@@ -12,6 +12,13 @@ class Python23Parser(Python24Parser):
         super(Python24Parser, self).__init__(debug_parser)
         self.customized = {}
 
+    def p_misc23(self, args):
+        '''
+        _while1test ::= JUMP_FORWARD JUMP_IF_FALSE POP_TOP COME_FROM
+
+        while1stmt ::= SETUP_LOOP _while1test l_stmts JUMP_BACK COME_FROM POP_TOP POP_BLOCK COME_FROM
+        '''
+
 class Python23ParserSingle(Python23Parser, PythonParserSingle):
     pass