diff --git a/core/src/mindustry/maps/Maps.java b/core/src/mindustry/maps/Maps.java
index c201ceec19..183f4158b8 100644
--- a/core/src/mindustry/maps/Maps.java
+++ b/core/src/mindustry/maps/Maps.java
@@ -349,9 +349,7 @@ public class Maps{
     }
 
     public String writeWaves(Array<SpawnGroup> groups){
-        if(groups == null){
-            return "[]";
-        }
+        if(groups == null) return "[]";
 
         StringWriter buffer = new StringWriter();
         json.setWriter(new JsonWriter(buffer));
diff --git a/gradle.properties b/gradle.properties
index 5fab3be3d5..e17bdde799 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,3 +1,3 @@
 org.gradle.daemon=true
 org.gradle.jvmargs=-Xms256m -Xmx1024m
-archash=ac0754b6f1becb59b38be1e03824e7330526ef15
+archash=81c1af45d826a9a9553457b5c844b8b7d4faea7c