diff --git a/spigot/src/main/java/com/github/camotoy/geyserblockplatform/spigot/GeyserBlockPlatform.java b/spigot/src/main/java/com/github/camotoy/geyserblockplatform/spigot/GeyserBlockPlatform.java
index ba85f1f..5f3d7a1 100644
--- a/spigot/src/main/java/com/github/camotoy/geyserblockplatform/spigot/GeyserBlockPlatform.java
+++ b/spigot/src/main/java/com/github/camotoy/geyserblockplatform/spigot/GeyserBlockPlatform.java
@@ -90,6 +90,9 @@ public void onDisable() {
     @EventHandler
     public void onPlayerJoin(PlayerJoinEvent event) {
         DeviceOS deviceOS = this.platformChecker.getBedrockPlatform(event.getPlayer().getUniqueId());
+        if (deviceOS == null) {
+            return;
+        }
         if (!supportedDeviceOSList.contains(deviceOS)) {
             event.getPlayer().kickPlayer("This server cannot be joined with your Bedrock platform!");
         }