1 files changed, 0 insertions, 1 deletions
diff --git a/py/obj.h b/py/obj.h
index d96e4ec75..015628681 100644
--- a/py/obj.h
+++ b/py/obj.h
@@ -326,7 +326,6 @@ extern const mp_obj_type_t mp_type_AttributeError;
 extern const mp_obj_type_t mp_type_EOFError;
 extern const mp_obj_type_t mp_type_Exception;
 extern const mp_obj_type_t mp_type_GeneratorExit;
-extern const mp_obj_type_t mp_type_IOError;
 extern const mp_obj_type_t mp_type_ImportError;
 extern const mp_obj_type_t mp_type_IndentationError;
 extern const mp_obj_type_t mp_type_IndexError;