diff --git a/lib/Dialect/Top/Interfaces/MatMul.cpp b/lib/Dialect/Top/Interfaces/MatMul.cpp
old mode 100644
new mode 100755
index e68ec2bd5..ebc072940
--- a/lib/Dialect/Top/Interfaces/MatMul.cpp
+++ b/lib/Dialect/Top/Interfaces/MatMul.cpp
@@ -118,19 +118,15 @@ void top::MatMulOp::shape_inference() {
   } else if (in1_shape[k_idx] == k) {
     if (module::getPlatform() == module::Platform::CAFFE) {
       // for caffe case
-      auto sum = 1;
-      for (int i = 0; i < in0_dims; i++) {
-        sum *= out_shape[i];
-      }
       // shape case:[1, 1, 1, 4832] * [4832, 126] = [1, 126]
-      if (sum == k) {
-        while (out_shape.size() > 1) {
-          out_shape.pop_back();
+      // shape case:[8, 1, 1, 4832] * [4832, 136] = [8, 136]
+      for (int i = 1; i < out_shape.size(); i++) {
+        if(out_shape[i] == 1){
+          out_shape.erase(out_shape.begin()+i);
+          i--;
         }
-        out_shape.push_back(n);
-      } else {
-        out_shape[in0_dims - 1] = n;
       }
+      out_shape[out_shape.size() - 1] = n;
     } else {
       out_shape[in0_dims - 1] = n;
     }
diff --git a/python/transform/CaffeConverter.py b/python/transform/CaffeConverter.py
index 5fabca91e..dbb192411 100644
--- a/python/transform/CaffeConverter.py
+++ b/python/transform/CaffeConverter.py
@@ -5,7 +5,7 @@
 #
 # ==============================================================================
 
-from .MLIRImporter import MLIRImporter
+from .MLIRImporter import MLIRImporter, Platform
 from .BaseConverter import BaseConverter
 import numpy as np
 
@@ -178,7 +178,7 @@ def init_MLIRImporter(self):
                     break
             output_shapes.append(self.getShape(_name))
         # init importer
-        self.mlir = MLIRImporter(input_shapes, output_shapes, self.model_name)
+        self.mlir = MLIRImporter(input_shapes, output_shapes, self.model_name, platform=Platform.CAFFE)
         self.weight_file = self.mlir.weight_file
 
     def layerType(self, layer):