diff --git a/gradle.properties b/gradle.properties
index 1ae5a1a3..f0289279 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -3,13 +3,13 @@ org.gradle.jvmargs=-Xmx1G
 
 # Fabric Properties
 	# check these on https://fabricmc.net/develop
-	minecraft_version=1.21
-	yarn_mappings=1.21+build.2
+	minecraft_version=1.21.1
+	yarn_mappings=1.21.1+build.3
 	loader_version=0.15.11
 	# check available versions on maven (https://masa.dy.fi/maven/carpet/fabric-carpet/) for the given minecraft version you are using
 	carpet_core_version=1.4.147+v240613
 	# for gametests
-	fabric_api_version=0.100.3+1.21
+	fabric_api_version=0.102.1+1.21.1
 
 # Mod Properties
 	mod_version = 1.4.148