diff --git a/libLauncher/src/main/java/ru/gravit/launcher/profiles/ClientProfile.java b/libLauncher/src/main/java/ru/gravit/launcher/profiles/ClientProfile.java
index 6c7d38f7..4342d62d 100644
--- a/libLauncher/src/main/java/ru/gravit/launcher/profiles/ClientProfile.java
+++ b/libLauncher/src/main/java/ru/gravit/launcher/profiles/ClientProfile.java
@@ -279,7 +279,7 @@ public boolean isUpdateFastCheck() {
     @LauncherAPI
     public boolean isWhitelistContains(String username) {
         if (!useWhitelist.getValue()) return true;
-        return whitelist.stream(StringConfigEntry.class).anyMatch(e -> e.equals(username));
+        return whitelist.stream(StringConfigEntry.class).anyMatch(e -> e.equalsIgnoreCase(username));
     }
 
     @LauncherAPI