diff --git a/sakura-server/src/main/java/me/samsuik/sakura/utils/TickExpiry.java b/sakura-server/src/main/java/me/samsuik/sakura/utils/TickExpiry.java
index 22f1b53..a77cf23 100644
--- a/sakura-server/src/main/java/me/samsuik/sakura/utils/TickExpiry.java
+++ b/sakura-server/src/main/java/me/samsuik/sakura/utils/TickExpiry.java
@@ -19,6 +19,6 @@ public final class TickExpiry {
     }
 
     public boolean isExpired(long tick) {
-        return this.tick >= tick - this.expiration;
+        return this.tick < tick - this.expiration;
     }
 }