diff --git a/paddle/fluid/eager/auto_code_generator/generator/eager_gen.py b/paddle/fluid/eager/auto_code_generator/generator/eager_gen.py
index e22355d88d329041d27b494a4af5a8cab1783f64..4e105d138b7e8e8a8e60d2382136fca4544cdff2 100644
--- a/paddle/fluid/eager/auto_code_generator/generator/eager_gen.py
+++ b/paddle/fluid/eager/auto_code_generator/generator/eager_gen.py
@@ -73,7 +73,6 @@ prim_white_list = [
 # bacward api's output usually affected by backward api's input
 special_prune_dict = {
     "matmul_grad": {"x": "grad_y", "y": "grad_x"},
-    "multiply_grad": {"x": "grad_y", "y": "grad_x"},
 }