diff --git a/tools/caffe/caffe.proto b/tools/caffe/caffe.proto
index c78595482..5ce0bb32c 100644
--- a/tools/caffe/caffe.proto
+++ b/tools/caffe/caffe.proto
@@ -396,6 +396,7 @@ message LayerParameter {
   optional PowerParameter power_param = 122;
   optional PReLUParameter prelu_param = 131;
   optional PriorBoxParameter prior_box_param = 203;
+  optional PSROIPoolingParameter psroi_pooling_param = 149;
   optional PythonParameter python_param = 130;
   optional RecurrentParameter recurrent_param = 146;
   optional ReductionParameter reduction_param = 136;
@@ -1131,6 +1132,12 @@ message PriorBoxParameter {
   optional float offset = 13 [default = 0.5];
 }
 
+message PSROIPoolingParameter {
+  required float spatial_scale = 1;
+  required int32 output_dim = 2; // output channel number
+  required int32 group_size = 3; // number of groups to encode position-sensitive score maps
+}
+
 message PythonParameter {
   optional string module = 1;
   optional string layer = 2;
diff --git a/tools/caffe/caffe2ncnn.cpp b/tools/caffe/caffe2ncnn.cpp
index d962a2865..45abdb33c 100644
--- a/tools/caffe/caffe2ncnn.cpp
+++ b/tools/caffe/caffe2ncnn.cpp
@@ -1419,6 +1419,14 @@ int main(int argc, char** argv)
             fprintf(pp, " 12=%f", step_height);
             fprintf(pp, " 13=%f", prior_box_param.offset());
         }
+        else if (layer.type() == "PSROIPooling")
+        {
+            const caffe::PSROIPoolingParameter& psroi_pooling_param = layer.psroi_pooling_param();
+            fprintf(pp, " 0=%d", psroi_pooling_param.group_size());
+            fprintf(pp, " 1=%d", psroi_pooling_param.group_size());
+            fprintf(pp, " 2=%f", psroi_pooling_param.spatial_scale());
+            fprintf(pp, " 3=%d", psroi_pooling_param.output_dim());
+        }
         else if (layer.type() == "Python")
         {
             const caffe::PythonParameter& python_param = layer.python_param();