diff --git a/telegrambots-extensions/src/main/java/org/telegram/telegrambots/bots/commandbot/commands/CommandRegistry.java b/telegrambots-extensions/src/main/java/org/telegram/telegrambots/bots/commandbot/commands/CommandRegistry.java
index 17da10d3..99858e3f 100644
--- a/telegrambots-extensions/src/main/java/org/telegram/telegrambots/bots/commandbot/commands/CommandRegistry.java
+++ b/telegrambots-extensions/src/main/java/org/telegram/telegrambots/bots/commandbot/commands/CommandRegistry.java
@@ -97,7 +97,7 @@ public final class CommandRegistry implements ICommandRegistry {
             String text = message.getText();
             if (text.startsWith(BotCommand.COMMAND_INIT_CHARACTER)) {
                 String commandMessage = text.substring(1);
-                String[] commandSplit = commandMessage.split(BotCommand.COMMAND_PARAMETER_SEPARATOR);
+                String[] commandSplit = commandMessage.split(BotCommand.COMMAND_PARAMETER_SEPARATOR_REGEXP);
 
                 String command = removeUsernameFromCommandIfNeeded(commandSplit[0]);
 
@@ -126,4 +126,4 @@ public final class CommandRegistry implements ICommandRegistry {
         }
         return command;
     }
-}
\ No newline at end of file
+}