diff --git a/gradle.properties b/gradle.properties
index 072fabc24..f306748d1 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -3,8 +3,8 @@ org.gradle.parallel=true
 fabric.loom.multiProjectOptimisation=true
 
 version=0.99.5
-minecraft_version=1.21-pre3
-yarn_version=+build.1
+minecraft_version=1.21-pre4
+yarn_version=+build.3
 loader_version=0.15.11
 installer_version=1.0.1