diff --git a/mindspore/nn/probability/distribution/_utils/__init__.py b/mindspore/nn/probability/distribution/_utils/__init__.py
index 3ad6b178c3..4d2b29c064 100644
--- a/mindspore/nn/probability/distribution/_utils/__init__.py
+++ b/mindspore/nn/probability/distribution/_utils/__init__.py
@@ -32,6 +32,4 @@ __all__ = [
     'expm1_generic',
     'log_generic',
     'log1p_generic',
-    'erf_generic',
-    'erfc_generic',
 ]