diff --git a/deploy/cpp_infer/src/ocr_rec.cpp b/deploy/cpp_infer/src/ocr_rec.cpp
index f0adfcf0270b4a1b8b50025dc094eb8f05319819..298b16bf2fd0342fce19116811b4db1ef7570d36 100644
--- a/deploy/cpp_infer/src/ocr_rec.cpp
+++ b/deploy/cpp_infer/src/ocr_rec.cpp
@@ -166,6 +166,10 @@ void CRNNRecognizer::LoadModel(const std::string &model_dir) {
     config.SetCpuMathLibraryNumThreads(this->cpu_math_library_num_threads_);
   }
 
+  // 得到 pass_builder 对象
+  auto pass_builder = config.pass_builder();
+  // 在 IR 优化阶段，去除 fc_fuse_pass
+  pass_builder->DeletePass("matmul_transpose_reshape_fuse_pass");
   config.SwitchUseFeedFetchOps(false);
   // true for multiple input
   config.SwitchSpecifyInputNames(true);