diff --git a/paddle/fluid/framework/ir/auto_mixed_precision_pass.cc b/paddle/fluid/framework/ir/auto_mixed_precision_pass.cc
index 44b41a89700de9fcbe23c036b52562b65de4d2a8..1393cd9d091d4637b263b616090670397a5ff937 100644
--- a/paddle/fluid/framework/ir/auto_mixed_precision_pass.cc
+++ b/paddle/fluid/framework/ir/auto_mixed_precision_pass.cc
@@ -178,7 +178,6 @@ void AutoMixedPrecisionPass::SetDefaultBlacklist() const {
       "rsqrt",
       "sum",
       "cos_sim",
-      "softmax",
       "softmax_with_cross_entropy",
       "sigmoid_cross_entropy_with_logits",
       "c_softmax_with_cross_entropy",