diff --git a/Core/src/main/java/fr/pandacube/lib/core/players/PlayerFinder.java b/Core/src/main/java/fr/pandacube/lib/core/players/PlayerFinder.java
index f2fae7a..028ef4d 100644
--- a/Core/src/main/java/fr/pandacube/lib/core/players/PlayerFinder.java
+++ b/Core/src/main/java/fr/pandacube/lib/core/players/PlayerFinder.java
@@ -151,7 +151,7 @@ public class PlayerFinder {
 
 	public static boolean isValidPlayerName(String name) {
 		if (name == null) return false;
-		return name.matches("[0-9a-zA-Z_]{2,16}");
+		return name.matches("[0-9a-zA-Z_.]{2,20}");
 	}
 
 	public static SQLPlayer getDBPlayer(UUID id) throws Exception {