diff --git a/src/main/java/de/mrbesen/telegram/TelegramAPI.java b/src/main/java/de/mrbesen/telegram/TelegramAPI.java
index 20eb172..c080bb1 100644
--- a/src/main/java/de/mrbesen/telegram/TelegramAPI.java
+++ b/src/main/java/de/mrbesen/telegram/TelegramAPI.java
@@ -37,7 +37,7 @@ import de.mrbesen.telegram.objects.TUser.Status;
 public class TelegramAPI implements Runnable {
 
 	private static final String API_URL = "https://api.telegram.org/bot";
-	private static final String TOKENREGEX = "^\\d{4,9}:[\\w-]{12,64}$";
+	private static final String TOKENREGEX = "^\\d{4,10}:[\\w-]{12,64}$";
 	private static final int TELEGRAMFILESIZELIMIT = 20000000;//20MB filesize https://core.telegram.org/bots/api#sending-files
 	public static final String APIVERSION = "3.8";//May 18, 2019