diff --git a/gradle.properties b/gradle.properties
index e1446dcb..b9b8c592 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -3,10 +3,10 @@ org.gradle.jvmargs=-Xmx8G
 org.gradle.parallel=true
 
 # minecraft and fabric
-minecraft_version=23w17a
-yarn_mappings=23w17a+build.2
+minecraft_version=23w18a
+yarn_mappings=23w18a+build.4
 loader_version=0.14.19
-fabric_api_version=0.79.1+1.20
+fabric_api_version=0.80.1+1.20
 
 # viafabricplus
 mod_version=2.6.9
diff --git a/src/main/java/de/florianmichael/viafabricplus/mappings/PackFormatsMappings.java b/src/main/java/de/florianmichael/viafabricplus/mappings/PackFormatsMappings.java
index 5e08b7ea..2babc375 100644
--- a/src/main/java/de/florianmichael/viafabricplus/mappings/PackFormatsMappings.java
+++ b/src/main/java/de/florianmichael/viafabricplus/mappings/PackFormatsMappings.java
@@ -32,7 +32,7 @@ public class PackFormatsMappings {
     private final static Map<Integer, GameVersion> protocolMap = new HashMap<>();
 
     public static void load() {
-        registerVersion(ProtocolVersion.v1_20, 15, "23w17a");
+        registerVersion(ProtocolVersion.v1_20, 15, "23w18a");
         registerVersion(ProtocolVersion.v1_19_4, 13, "1.19.4");
         registerVersion(ProtocolVersion.v1_19_3, 12, "1.19.3");
         registerVersion(ProtocolVersion.v1_19_1, 9, "1.19.2");