diff --git a/modules/dnn/include/opencv2/dnn/dnn.hpp b/modules/dnn/include/opencv2/dnn/dnn.hpp
index 11d99ca5f..fd23164b6 100644
--- a/modules/dnn/include/opencv2/dnn/dnn.hpp
+++ b/modules/dnn/include/opencv2/dnn/dnn.hpp
@@ -41,7 +41,6 @@ namespace dnn
 
     //containers for String and int
     typedef DictValue LayerId;
-    typedef DictValue BlobId;
 
     class CV_EXPORTS Net
     {
diff --git a/modules/dnn/scripts/test_models.json b/modules/dnn/scripts/test_models.json
index f2ed34595..47b131531 100644
--- a/modules/dnn/scripts/test_models.json
+++ b/modules/dnn/scripts/test_models.json
@@ -2,6 +2,6 @@
   "googlenet": {
     "file": "dnn/bvlc_googlenet.caffemodel",
     "url": "http://dl.caffe.berkeleyvision.org/bvlc_googlenet.caffemodel",
-    "sha1": "d41971236422c20b1d7d92769670f3642ef4611a"
+    "sha1": "405fc5acd08a3bb12de8ee5e23a96bec22f08204"
   }
 }
\ No newline at end of file
diff --git a/modules/dnn/src/caffe_importer.cpp b/modules/dnn/src/caffe_importer.cpp
index 31dd41e2e..5542b7e03 100644
--- a/modules/dnn/src/caffe_importer.cpp
+++ b/modules/dnn/src/caffe_importer.cpp
@@ -47,34 +47,34 @@ namespace
             #define SET_UP_FILED(getter, arrayConstr, gtype)                                    \
                 if (isRepeated) {                                                               \
                     const RepeatedField<gtype> &v = refl->GetRepeatedField<gtype>(msg, field);  \
-                    params.set(name, ##arrayConstr(v.begin(), (int)v.size()));                  \
+                    params.set(name, DictValue::arrayConstr(v.begin(), (int)v.size()));                  \
                 }                                                                               \
                 else {                                                                          \
-                    params.set(name, refl->##getter(msg, field));                               \
+                    params.set(name, refl->getter(msg, field));                               \
                 }
 
             switch (type)
             {
             case FieldDescriptor::CPPTYPE_INT32:
-                SET_UP_FILED(GetInt32, DictValue::arrayInt, ::google::protobuf::int32);
+                SET_UP_FILED(GetInt32, arrayInt, ::google::protobuf::int32);
                 break;
             case FieldDescriptor::CPPTYPE_UINT32:
-                SET_UP_FILED(GetUInt32, DictValue::arrayInt, ::google::protobuf::uint32);
+                SET_UP_FILED(GetUInt32, arrayInt, ::google::protobuf::uint32);
                 break;
             case FieldDescriptor::CPPTYPE_INT64:
-                SET_UP_FILED(GetInt32, DictValue::arrayInt, ::google::protobuf::int64);
+                SET_UP_FILED(GetInt32, arrayInt, ::google::protobuf::int64);
                 break;
             case FieldDescriptor::CPPTYPE_UINT64:
-                SET_UP_FILED(GetUInt32, DictValue::arrayInt, ::google::protobuf::uint64);
+                SET_UP_FILED(GetUInt32, arrayInt, ::google::protobuf::uint64);
                 break;
             case FieldDescriptor::CPPTYPE_BOOL:
-                SET_UP_FILED(GetBool, DictValue::arrayInt, bool);
+                SET_UP_FILED(GetBool, arrayInt, bool);
                 break;
             case FieldDescriptor::CPPTYPE_DOUBLE:
-                SET_UP_FILED(GetDouble, DictValue::arrayReal, double);
+                SET_UP_FILED(GetDouble, arrayReal, double);
                 break;
             case FieldDescriptor::CPPTYPE_FLOAT:
-                SET_UP_FILED(GetFloat, DictValue::arrayReal, float);
+                SET_UP_FILED(GetFloat, arrayReal, float);
                 break;
             case FieldDescriptor::CPPTYPE_STRING:
                 if (isRepeated) {
@@ -203,13 +203,10 @@ namespace
         struct BlobNote
         {
             BlobNote(const std::string &_name, int _layerId, int _outNum) : 
-                name(_name), layerId(_layerId), outNum(_outNum) {}
+                name(_name.c_str()), layerId(_layerId), outNum(_outNum) {}
 
-            const std::string &name;
+            const char *name;
             int layerId, outNum;
-
-        private:
-            void operator=(const BlobNote&) {} //supress warning
         };
 
         void populateNet(Net dstNet)
@@ -284,7 +281,7 @@ namespace
 
             if (idx < 0)
             {
-                CV_Error(Error::StsError, "Can't found output blob \"" + name + "\"");
+                CV_Error(Error::StsObjectNotFound, "Can't found output blob \"" + name + "\"");
                 return;
             }
 
diff --git a/modules/dnn/src/dnn.cpp b/modules/dnn/src/dnn.cpp
index eff88e49d..670cbf687 100644
--- a/modules/dnn/src/dnn.cpp
+++ b/modules/dnn/src/dnn.cpp
@@ -467,12 +467,12 @@ Importer::~Importer()
 
 }
 
-int Layer::inputNameToIndex(String inputName)
+int Layer::inputNameToIndex(String)
 {
     return -1;
 }
 
-int Layer::outputNameToIndex(String outputName)
+int Layer::outputNameToIndex(String)
 {
     return -1;
 }