diff --git a/pom.xml b/pom.xml
index 1fe1cd8..552dd59 100644
--- a/pom.xml
+++ b/pom.xml
@@ -136,7 +136,7 @@
 				</executions>
 			</plugin>
 		</plugins>
-		<finalName>${project.artifactId}-${project.version}-1.21</finalName>
+		<finalName>${project.artifactId}-${project.version}-1.21.1</finalName>
 	</build>
 
 	<profiles>
diff --git a/src/main/java/com/loohp/limbo/Limbo.java b/src/main/java/com/loohp/limbo/Limbo.java
index 8a7479a..c671ceb 100644
--- a/src/main/java/com/loohp/limbo/Limbo.java
+++ b/src/main/java/com/loohp/limbo/Limbo.java
@@ -132,7 +132,7 @@ public final class Limbo {
 	
 	//===========================
 	
-	public final String SERVER_IMPLEMENTATION_VERSION = "1.21";
+	public final String SERVER_IMPLEMENTATION_VERSION = "1.21.1";
 	public final int SERVER_IMPLEMENTATION_PROTOCOL = 767;
 	public final String LIMBO_IMPLEMENTATION_VERSION;