diff --git a/td/telegram/MessageEntity.cpp b/td/telegram/MessageEntity.cpp
index 953768c79..b58cf8628 100644
--- a/td/telegram/MessageEntity.cpp
+++ b/td/telegram/MessageEntity.cpp
@@ -1471,7 +1471,7 @@ static Result<vector<MessageEntity>> do_parse_markdown_v2(CSlice text, string &r
       continue;
     }
 
-    Slice reserved_characters("_*[]()~`>#+=|{}.!");
+    Slice reserved_characters("_*[]()~`>#+-=|{}.!");
     if (!nested_entities.empty()) {
       switch (nested_entities.back().type) {
         case MessageEntity::Type::Code:
diff --git a/test/message_entities.cpp b/test/message_entities.cpp
index 780643bf8..be3ac1a39 100644
--- a/test/message_entities.cpp
+++ b/test/message_entities.cpp
@@ -872,7 +872,7 @@ static void check_parse_markdown(td::string text, td::Slice error_message) {
 }
 
 TEST(MessageEntities, parse_markdown) {
-  td::Slice reserved_characters("]()>#+=|{}.!");
+  td::Slice reserved_characters("]()>#+-=|{}.!");
   td::Slice begin_characters("_*[~`");
   for (char c = 1; c < 126; c++) {
     if (begin_characters.find(c) != td::Slice::npos) {