diff --git a/indexer/drules_struct.pb.cc b/indexer/drules_struct.pb.cc
index 005103944a..b89e69ffbf 100644
--- a/indexer/drules_struct.pb.cc
+++ b/indexer/drules_struct.pb.cc
@@ -3366,6 +3366,7 @@ const int ShieldRuleProto::kHeightFieldNumber;
 const int ShieldRuleProto::kColorFieldNumber;
 const int ShieldRuleProto::kStrokeColorFieldNumber;
 const int ShieldRuleProto::kPriorityFieldNumber;
+const int ShieldRuleProto::kMinDistanceFieldNumber;
 #endif  // !_MSC_VER
 
 ShieldRuleProto::ShieldRuleProto()
@@ -3390,6 +3391,7 @@ void ShieldRuleProto::SharedCtor() {
   color_ = 0u;
   stroke_color_ = 0u;
   priority_ = 0;
+  min_distance_ = 0;
   ::memset(_has_bits_, 0, sizeof(_has_bits_));
 }
 
@@ -3438,7 +3440,9 @@ void ShieldRuleProto::Clear() {
     ::memset(&first, 0, n);                                \
   } while (0)
 
-  ZR_(height_, priority_);
+  if (_has_bits_[0 / 32] & 31) {
+    ZR_(height_, min_distance_);
+  }
 
 #undef OFFSET_OF_FIELD_
 #undef ZR_
@@ -3516,6 +3520,21 @@ bool ShieldRuleProto::MergePartialFromCodedStream(
         } else {
           goto handle_unusual;
         }
+        if (input->ExpectTag(40)) goto parse_min_distance;
+        break;
+      }
+
+      // optional int32 min_distance = 5;
+      case 5: {
+        if (tag == 40) {
+         parse_min_distance:
+          DO_((::google::protobuf::internal::WireFormatLite::ReadPrimitive<
+                   ::google::protobuf::int32, ::google::protobuf::internal::WireFormatLite::TYPE_INT32>(
+                 input, &min_distance_)));
+          set_has_min_distance();
+        } else {
+          goto handle_unusual;
+        }
         if (input->ExpectAtEnd()) goto success;
         break;
       }
@@ -3565,6 +3584,11 @@ void ShieldRuleProto::SerializeWithCachedSizes(
     ::google::protobuf::internal::WireFormatLite::WriteInt32(4, this->priority(), output);
   }
 
+  // optional int32 min_distance = 5;
+  if (has_min_distance()) {
+    ::google::protobuf::internal::WireFormatLite::WriteInt32(5, this->min_distance(), output);
+  }
+
   output->WriteRaw(unknown_fields().data(),
                    unknown_fields().size());
   // @@protoc_insertion_point(serialize_end:ShieldRuleProto)
@@ -3602,6 +3626,13 @@ int ShieldRuleProto::ByteSize() const {
           this->priority());
     }
 
+    // optional int32 min_distance = 5;
+    if (has_min_distance()) {
+      total_size += 1 +
+        ::google::protobuf::internal::WireFormatLite::Int32Size(
+          this->min_distance());
+    }
+
   }
   total_size += unknown_fields().size();
 
@@ -3631,6 +3662,9 @@ void ShieldRuleProto::MergeFrom(const ShieldRuleProto& from) {
     if (from.has_priority()) {
       set_priority(from.priority());
     }
+    if (from.has_min_distance()) {
+      set_min_distance(from.min_distance());
+    }
   }
   mutable_unknown_fields()->append(from.unknown_fields());
 }
@@ -3653,6 +3687,7 @@ void ShieldRuleProto::Swap(ShieldRuleProto* other) {
     std::swap(color_, other->color_);
     std::swap(stroke_color_, other->stroke_color_);
     std::swap(priority_, other->priority_);
+    std::swap(min_distance_, other->min_distance_);
     std::swap(_has_bits_[0], other->_has_bits_[0]);
     _unknown_fields_.swap(other->_unknown_fields_);
     std::swap(_cached_size_, other->_cached_size_);
diff --git a/indexer/drules_struct.pb.h b/indexer/drules_struct.pb.h
index 2c5085407a..509ae69ce1 100644
--- a/indexer/drules_struct.pb.h
+++ b/indexer/drules_struct.pb.h
@@ -1424,6 +1424,13 @@ class ShieldRuleProto : public ::google::protobuf::MessageLite {
   inline ::google::protobuf::int32 priority() const;
   inline void set_priority(::google::protobuf::int32 value);
 
+  // optional int32 min_distance = 5;
+  inline bool has_min_distance() const;
+  inline void clear_min_distance();
+  static const int kMinDistanceFieldNumber = 5;
+  inline ::google::protobuf::int32 min_distance() const;
+  inline void set_min_distance(::google::protobuf::int32 value);
+
   // @@protoc_insertion_point(class_scope:ShieldRuleProto)
  private:
   inline void set_has_height();
@@ -1434,6 +1441,8 @@ class ShieldRuleProto : public ::google::protobuf::MessageLite {
   inline void clear_has_stroke_color();
   inline void set_has_priority();
   inline void clear_has_priority();
+  inline void set_has_min_distance();
+  inline void clear_has_min_distance();
 
   ::std::string _unknown_fields_;
 
@@ -1443,6 +1452,7 @@ class ShieldRuleProto : public ::google::protobuf::MessageLite {
   ::google::protobuf::uint32 color_;
   ::google::protobuf::uint32 stroke_color_;
   ::google::protobuf::int32 priority_;
+  ::google::protobuf::int32 min_distance_;
   #ifdef GOOGLE_PROTOBUF_NO_STATIC_INITIALIZER
   friend void  protobuf_AddDesc_drules_5fstruct_2eproto_impl();
   #else
@@ -3377,6 +3387,30 @@ inline void ShieldRuleProto::set_priority(::google::protobuf::int32 value) {
   // @@protoc_insertion_point(field_set:ShieldRuleProto.priority)
 }
 
+// optional int32 min_distance = 5;
+inline bool ShieldRuleProto::has_min_distance() const {
+  return (_has_bits_[0] & 0x00000010u) != 0;
+}
+inline void ShieldRuleProto::set_has_min_distance() {
+  _has_bits_[0] |= 0x00000010u;
+}
+inline void ShieldRuleProto::clear_has_min_distance() {
+  _has_bits_[0] &= ~0x00000010u;
+}
+inline void ShieldRuleProto::clear_min_distance() {
+  min_distance_ = 0;
+  clear_has_min_distance();
+}
+inline ::google::protobuf::int32 ShieldRuleProto::min_distance() const {
+  // @@protoc_insertion_point(field_get:ShieldRuleProto.min_distance)
+  return min_distance_;
+}
+inline void ShieldRuleProto::set_min_distance(::google::protobuf::int32 value) {
+  set_has_min_distance();
+  min_distance_ = value;
+  // @@protoc_insertion_point(field_set:ShieldRuleProto.min_distance)
+}
+
 // -------------------------------------------------------------------
 
 // DrawElementProto
diff --git a/tools/python/stylesheet/drules_struct_pb2.py b/tools/python/stylesheet/drules_struct_pb2.py
index b917e2b5f0..cb9bd2e3a4 100644
--- a/tools/python/stylesheet/drules_struct_pb2.py
+++ b/tools/python/stylesheet/drules_struct_pb2.py
@@ -19,7 +19,7 @@ _sym_db = _symbol_database.Default()
 DESCRIPTOR = _descriptor.FileDescriptor(
   name='drules_struct.proto',
   package='',
-  serialized_pb=_b('\n\x13\x64rules_struct.proto\"*\n\x0c\x44\x61shDotProto\x12\n\n\x02\x64\x64\x18\x01 \x03(\x01\x12\x0e\n\x06offset\x18\x02 \x01(\x01\":\n\x0cPathSymProto\x12\x0c\n\x04name\x18\x01 \x02(\t\x12\x0c\n\x04step\x18\x02 \x02(\x01\x12\x0e\n\x06offset\x18\x03 \x01(\x01\"\xaf\x01\n\rLineRuleProto\x12\r\n\x05width\x18\x01 \x02(\x01\x12\r\n\x05\x63olor\x18\x02 \x02(\r\x12\x1e\n\x07\x64\x61shdot\x18\x03 \x01(\x0b\x32\r.DashDotProto\x12\x10\n\x08priority\x18\x04 \x02(\x05\x12\x1e\n\x07pathsym\x18\x05 \x01(\x0b\x32\r.PathSymProto\x12\x17\n\x04join\x18\x06 \x01(\x0e\x32\t.LineJoin\x12\x15\n\x03\x63\x61p\x18\x07 \x01(\x0e\x32\x08.LineCap\"\x9c\x01\n\x0cLineDefProto\x12\r\n\x05width\x18\x01 \x02(\x01\x12\r\n\x05\x63olor\x18\x02 \x02(\r\x12\x1e\n\x07\x64\x61shdot\x18\x03 \x01(\x0b\x32\r.DashDotProto\x12\x1e\n\x07pathsym\x18\x04 \x01(\x0b\x32\r.PathSymProto\x12\x17\n\x04join\x18\x06 \x01(\x0e\x32\t.LineJoin\x12\x15\n\x03\x63\x61p\x18\x07 \x01(\x0e\x32\x08.LineCap\"O\n\rAreaRuleProto\x12\r\n\x05\x63olor\x18\x01 \x02(\r\x12\x1d\n\x06\x62order\x18\x02 \x01(\x0b\x32\r.LineDefProto\x12\x10\n\x08priority\x18\x03 \x02(\x05\"_\n\x0fSymbolRuleProto\x12\x0c\n\x04name\x18\x01 \x02(\t\x12\x16\n\x0e\x61pply_for_type\x18\x02 \x01(\x05\x12\x10\n\x08priority\x18\x03 \x02(\x05\x12\x14\n\x0cmin_distance\x18\x04 \x01(\x05\"\x8d\x01\n\x0f\x43\x61ptionDefProto\x12\x0e\n\x06height\x18\x01 \x02(\x05\x12\r\n\x05\x63olor\x18\x02 \x02(\r\x12\x14\n\x0cstroke_color\x18\x03 \x01(\r\x12\x10\n\x08offset_x\x18\x04 \x01(\x05\x12\x10\n\x08offset_y\x18\x05 \x01(\x05\x12\x0c\n\x04text\x18\x06 \x01(\t\x12\x13\n\x0bis_optional\x18\x07 \x01(\x08\"l\n\x10\x43\x61ptionRuleProto\x12!\n\x07primary\x18\x01 \x02(\x0b\x32\x10.CaptionDefProto\x12#\n\tsecondary\x18\x02 \x01(\x0b\x32\x10.CaptionDefProto\x12\x10\n\x08priority\x18\x03 \x02(\x05\"a\n\x0f\x43ircleRuleProto\x12\x0e\n\x06radius\x18\x01 \x02(\x01\x12\r\n\x05\x63olor\x18\x02 \x02(\r\x12\x1d\n\x06\x62order\x18\x03 \x01(\x0b\x32\r.LineDefProto\x12\x10\n\x08priority\x18\x04 \x02(\x05\"m\n\x11PathTextRuleProto\x12!\n\x07primary\x18\x01 \x02(\x0b\x32\x10.CaptionDefProto\x12#\n\tsecondary\x18\x02 \x01(\x0b\x32\x10.CaptionDefProto\x12\x10\n\x08priority\x18\x03 \x02(\x05\"X\n\x0fShieldRuleProto\x12\x0e\n\x06height\x18\x01 \x02(\x05\x12\r\n\x05\x63olor\x18\x02 \x02(\r\x12\x14\n\x0cstroke_color\x18\x03 \x01(\r\x12\x10\n\x08priority\x18\x04 \x02(\x05\"\xa1\x02\n\x10\x44rawElementProto\x12\r\n\x05scale\x18\x01 \x02(\x05\x12\x1d\n\x05lines\x18\x02 \x03(\x0b\x32\x0e.LineRuleProto\x12\x1c\n\x04\x61rea\x18\x03 \x01(\x0b\x32\x0e.AreaRuleProto\x12 \n\x06symbol\x18\x04 \x01(\x0b\x32\x10.SymbolRuleProto\x12\"\n\x07\x63\x61ption\x18\x05 \x01(\x0b\x32\x11.CaptionRuleProto\x12 \n\x06\x63ircle\x18\x06 \x01(\x0b\x32\x10.CircleRuleProto\x12%\n\tpath_text\x18\x07 \x01(\x0b\x32\x12.PathTextRuleProto\x12 \n\x06shield\x18\x08 \x01(\x0b\x32\x10.ShieldRuleProto\x12\x10\n\x08\x61pply_if\x18\t \x03(\t\"G\n\x13\x43lassifElementProto\x12\x0c\n\x04name\x18\x01 \x02(\t\x12\"\n\x07\x65lement\x18\x02 \x03(\x0b\x32\x11.DrawElementProto\"4\n\x0e\x43ontainerProto\x12\"\n\x04\x63ont\x18\x01 \x03(\x0b\x32\x14.ClassifElementProto*4\n\x08LineJoin\x12\r\n\tROUNDJOIN\x10\x00\x12\r\n\tBEVELJOIN\x10\x01\x12\n\n\x06NOJOIN\x10\x02*3\n\x07LineCap\x12\x0c\n\x08ROUNDCAP\x10\x00\x12\x0b\n\x07\x42UTTCAP\x10\x01\x12\r\n\tSQUARECAP\x10\x02\x42\x02H\x03')
+  serialized_pb=_b('\n\x13\x64rules_struct.proto\"*\n\x0c\x44\x61shDotProto\x12\n\n\x02\x64\x64\x18\x01 \x03(\x01\x12\x0e\n\x06offset\x18\x02 \x01(\x01\":\n\x0cPathSymProto\x12\x0c\n\x04name\x18\x01 \x02(\t\x12\x0c\n\x04step\x18\x02 \x02(\x01\x12\x0e\n\x06offset\x18\x03 \x01(\x01\"\xaf\x01\n\rLineRuleProto\x12\r\n\x05width\x18\x01 \x02(\x01\x12\r\n\x05\x63olor\x18\x02 \x02(\r\x12\x1e\n\x07\x64\x61shdot\x18\x03 \x01(\x0b\x32\r.DashDotProto\x12\x10\n\x08priority\x18\x04 \x02(\x05\x12\x1e\n\x07pathsym\x18\x05 \x01(\x0b\x32\r.PathSymProto\x12\x17\n\x04join\x18\x06 \x01(\x0e\x32\t.LineJoin\x12\x15\n\x03\x63\x61p\x18\x07 \x01(\x0e\x32\x08.LineCap\"\x9c\x01\n\x0cLineDefProto\x12\r\n\x05width\x18\x01 \x02(\x01\x12\r\n\x05\x63olor\x18\x02 \x02(\r\x12\x1e\n\x07\x64\x61shdot\x18\x03 \x01(\x0b\x32\r.DashDotProto\x12\x1e\n\x07pathsym\x18\x04 \x01(\x0b\x32\r.PathSymProto\x12\x17\n\x04join\x18\x06 \x01(\x0e\x32\t.LineJoin\x12\x15\n\x03\x63\x61p\x18\x07 \x01(\x0e\x32\x08.LineCap\"O\n\rAreaRuleProto\x12\r\n\x05\x63olor\x18\x01 \x02(\r\x12\x1d\n\x06\x62order\x18\x02 \x01(\x0b\x32\r.LineDefProto\x12\x10\n\x08priority\x18\x03 \x02(\x05\"_\n\x0fSymbolRuleProto\x12\x0c\n\x04name\x18\x01 \x02(\t\x12\x16\n\x0e\x61pply_for_type\x18\x02 \x01(\x05\x12\x10\n\x08priority\x18\x03 \x02(\x05\x12\x14\n\x0cmin_distance\x18\x04 \x01(\x05\"\x8d\x01\n\x0f\x43\x61ptionDefProto\x12\x0e\n\x06height\x18\x01 \x02(\x05\x12\r\n\x05\x63olor\x18\x02 \x02(\r\x12\x14\n\x0cstroke_color\x18\x03 \x01(\r\x12\x10\n\x08offset_x\x18\x04 \x01(\x05\x12\x10\n\x08offset_y\x18\x05 \x01(\x05\x12\x0c\n\x04text\x18\x06 \x01(\t\x12\x13\n\x0bis_optional\x18\x07 \x01(\x08\"l\n\x10\x43\x61ptionRuleProto\x12!\n\x07primary\x18\x01 \x02(\x0b\x32\x10.CaptionDefProto\x12#\n\tsecondary\x18\x02 \x01(\x0b\x32\x10.CaptionDefProto\x12\x10\n\x08priority\x18\x03 \x02(\x05\"a\n\x0f\x43ircleRuleProto\x12\x0e\n\x06radius\x18\x01 \x02(\x01\x12\r\n\x05\x63olor\x18\x02 \x02(\r\x12\x1d\n\x06\x62order\x18\x03 \x01(\x0b\x32\r.LineDefProto\x12\x10\n\x08priority\x18\x04 \x02(\x05\"m\n\x11PathTextRuleProto\x12!\n\x07primary\x18\x01 \x02(\x0b\x32\x10.CaptionDefProto\x12#\n\tsecondary\x18\x02 \x01(\x0b\x32\x10.CaptionDefProto\x12\x10\n\x08priority\x18\x03 \x02(\x05\"n\n\x0fShieldRuleProto\x12\x0e\n\x06height\x18\x01 \x02(\x05\x12\r\n\x05\x63olor\x18\x02 \x02(\r\x12\x14\n\x0cstroke_color\x18\x03 \x01(\r\x12\x10\n\x08priority\x18\x04 \x02(\x05\x12\x14\n\x0cmin_distance\x18\x05 \x01(\x05\"\xa1\x02\n\x10\x44rawElementProto\x12\r\n\x05scale\x18\x01 \x02(\x05\x12\x1d\n\x05lines\x18\x02 \x03(\x0b\x32\x0e.LineRuleProto\x12\x1c\n\x04\x61rea\x18\x03 \x01(\x0b\x32\x0e.AreaRuleProto\x12 \n\x06symbol\x18\x04 \x01(\x0b\x32\x10.SymbolRuleProto\x12\"\n\x07\x63\x61ption\x18\x05 \x01(\x0b\x32\x11.CaptionRuleProto\x12 \n\x06\x63ircle\x18\x06 \x01(\x0b\x32\x10.CircleRuleProto\x12%\n\tpath_text\x18\x07 \x01(\x0b\x32\x12.PathTextRuleProto\x12 \n\x06shield\x18\x08 \x01(\x0b\x32\x10.ShieldRuleProto\x12\x10\n\x08\x61pply_if\x18\t \x03(\t\"G\n\x13\x43lassifElementProto\x12\x0c\n\x04name\x18\x01 \x02(\t\x12\"\n\x07\x65lement\x18\x02 \x03(\x0b\x32\x11.DrawElementProto\"4\n\x0e\x43ontainerProto\x12\"\n\x04\x63ont\x18\x01 \x03(\x0b\x32\x14.ClassifElementProto*4\n\x08LineJoin\x12\r\n\tROUNDJOIN\x10\x00\x12\r\n\tBEVELJOIN\x10\x01\x12\n\n\x06NOJOIN\x10\x02*3\n\x07LineCap\x12\x0c\n\x08ROUNDCAP\x10\x00\x12\x0b\n\x07\x42UTTCAP\x10\x01\x12\r\n\tSQUARECAP\x10\x02\x42\x02H\x03')
 )
 _sym_db.RegisterFileDescriptor(DESCRIPTOR)
 
@@ -44,8 +44,8 @@ _LINEJOIN = _descriptor.EnumDescriptor(
   ],
   containing_type=None,
   options=None,
-  serialized_start=1615,
-  serialized_end=1667,
+  serialized_start=1637,
+  serialized_end=1689,
 )
 _sym_db.RegisterEnumDescriptor(_LINEJOIN)
 
@@ -71,8 +71,8 @@ _LINECAP = _descriptor.EnumDescriptor(
   ],
   containing_type=None,
   options=None,
-  serialized_start=1669,
-  serialized_end=1720,
+  serialized_start=1691,
+  serialized_end=1742,
 )
 _sym_db.RegisterEnumDescriptor(_LINECAP)
 
@@ -645,6 +645,13 @@ _SHIELDRULEPROTO = _descriptor.Descriptor(
       message_type=None, enum_type=None, containing_type=None,
       is_extension=False, extension_scope=None,
       options=None),
+    _descriptor.FieldDescriptor(
+      name='min_distance', full_name='ShieldRuleProto.min_distance', index=4,
+      number=5, type=5, cpp_type=1, label=1,
+      has_default_value=False, default_value=0,
+      message_type=None, enum_type=None, containing_type=None,
+      is_extension=False, extension_scope=None,
+      options=None),
   ],
   extensions=[
   ],
@@ -657,7 +664,7 @@ _SHIELDRULEPROTO = _descriptor.Descriptor(
   oneofs=[
   ],
   serialized_start=1106,
-  serialized_end=1194,
+  serialized_end=1216,
 )
 
 
@@ -742,8 +749,8 @@ _DRAWELEMENTPROTO = _descriptor.Descriptor(
   extension_ranges=[],
   oneofs=[
   ],
-  serialized_start=1197,
-  serialized_end=1486,
+  serialized_start=1219,
+  serialized_end=1508,
 )
 
 
@@ -779,8 +786,8 @@ _CLASSIFELEMENTPROTO = _descriptor.Descriptor(
   extension_ranges=[],
   oneofs=[
   ],
-  serialized_start=1488,
-  serialized_end=1559,
+  serialized_start=1510,
+  serialized_end=1581,
 )
 
 
@@ -809,8 +816,8 @@ _CONTAINERPROTO = _descriptor.Descriptor(
   extension_ranges=[],
   oneofs=[
   ],
-  serialized_start=1561,
-  serialized_end=1613,
+  serialized_start=1583,
+  serialized_end=1635,
 )
 
 _LINERULEPROTO.fields_by_name['dashdot'].message_type = _DASHDOTPROTO