diff --git a/gradle.properties b/gradle.properties
index 60b3865..a182a6b 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -2,8 +2,8 @@
 org.gradle.jvmargs=-Xmx2G
 
 # Fabric Properties
-minecraft_version=1.21
-yarn_version=1.21+build.2
+minecraft_version=1.21.1
+yarn_mappings=1.21.1+build.3
 loader_version=0.15.11
 
 # Mod Properties