diff --git a/pom.xml b/pom.xml
index 0c7dc57..9cb665e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
     <groupId>net.t2code</groupId>
     <artifactId>T2CodeLib</artifactId>
-    <version>16.7_beta-1</version>
+    <version>17.0_beta-1</version>
     <!--version>VERSION_snapshot-0</version-->
     <!--version>VERSION_beta-0</version-->
     <!--version>VERSION_dev-0</version-->
diff --git a/src/main/java/net/t2code/t2codelib/SPIGOT/api/minecraftVersion/T2C_NmsVersions.java b/src/main/java/net/t2code/t2codelib/SPIGOT/api/minecraftVersion/T2C_NmsVersions.java
index 8a323b2..b9e5fb0 100644
--- a/src/main/java/net/t2code/t2codelib/SPIGOT/api/minecraftVersion/T2C_NmsVersions.java
+++ b/src/main/java/net/t2code/t2codelib/SPIGOT/api/minecraftVersion/T2C_NmsVersions.java
@@ -63,7 +63,7 @@ public class T2C_NmsVersions {
             t2CnmsEnum = T2C_NmsEnum.v1_20_R3;
         } else if (mc.contains("(MC: 1.20.6)")) {
             t2CnmsEnum = T2C_NmsEnum.v1_20_R4;
-        } else if (mc.contains("(MC: 1.21)")) {
+        } else if (mc.contains("(MC: 1.21)")|| mc.contains("(MC: 1.21.1)")) {
             t2CnmsEnum = T2C_NmsEnum.v1_21_R1;
         } else t2CnmsEnum = T2C_NmsEnum.not_support;