diff --git a/build-neoforge.gradle b/build-neoforge.gradle
index 8041e05..b2f2c95 100644
--- a/build-neoforge.gradle
+++ b/build-neoforge.gradle
@@ -3,7 +3,7 @@ plugins {
     id 'eclipse'
     id 'idea'
     id 'maven-publish'
-    id 'net.neoforged.gradle.userdev' version '7.0.109'
+    id 'net.neoforged.gradle.userdev' version '7.0.142'
 }
 
 version = project.modVersion
diff --git a/gradle.properties b/gradle.properties
index 53fe357..dd198c4 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -10,15 +10,15 @@ modJavaVersion=21
 modCredits=Contributors: mezz, juliand665, panoskj, FabiClawZ, ErrorMikey.
 modDescription=A mod that enhances the inventory management by adding various additional functions to the usual mouse buttons.
 
-forgeMcVersion=1.20.6
-forgeVersion=50.0.0
-forgeLoaderVersion=[50,)
+forgeMcVersion=1.21
+forgeVersion=51.0.8
+forgeLoaderVersion=[51,)
 
-neoMcVersion=1.20.6
-neoVersion=20.6.11-beta
-neoLoaderVersion=[2,)
+neoMcVersion=1.21
+neoVersion=21.0.0-beta
+neoLoaderVersion=[4,)
 
-fabricMcVersion=1.20.6
-fabricLoaderVersion=0.15.10
-fabricApiVersion=0.97.8+1.20.6
-fabricModMenuVersion=10.0.0-beta.1
+fabricMcVersion=1.21
+fabricLoaderVersion=0.15.11
+fabricApiVersion=0.100.1+1.21
+fabricModMenuVersion=11.0.0-rc.4