diff --git a/python/paddle/fluid/contrib/slim/quantization/quantization_pass.py b/python/paddle/fluid/contrib/slim/quantization/quantization_pass.py
index 8902b40aa68e521869508e4bbd9b0d1c2b3022fd..6d99f0949d4a7c9e8eb2e149df0a321909263511 100644
--- a/python/paddle/fluid/contrib/slim/quantization/quantization_pass.py
+++ b/python/paddle/fluid/contrib/slim/quantization/quantization_pass.py
@@ -1956,7 +1956,7 @@ class AddQuantDequantPass:
                         graph.update_input_link(
                             in_node, quant_var_node, op_node
                         )
-            t.update()
+                t.update()
 
         # Backward stage, update input link
         for op_node in all_op_nodes: