diff --git a/Lib/opcode.py b/Lib/opcode.py
index 3fb716b..0ae0068 100644
--- a/Lib/opcode.py
+++ b/Lib/opcode.py
@@ -109,7 +109,7 @@
 def_op('LOAD_BUILD_CLASS', 71)
 def_op('YIELD_FROM', 72)
 def_op('GET_AWAITABLE', 73)
-
+def_op('LOAD_ASSERTION_ERROR', 74)
 def_op('INPLACE_LSHIFT', 75)
 def_op('INPLACE_RSHIFT', 76)
 def_op('INPLACE_AND', 77)