diff --git a/core/src/mindustry/mod/Mods.java b/core/src/mindustry/mod/Mods.java
index e4f3692282..1eed765d19 100644
--- a/core/src/mindustry/mod/Mods.java
+++ b/core/src/mindustry/mod/Mods.java
@@ -1180,8 +1180,6 @@ public class Mods implements Loadable{
         public boolean hidden;
         /** If true, this mod should be loaded as a Java class mod. This is technically optional, but highly recommended. */
         public boolean java;
-        /** If true, -outline regions for units are kept when packing. Only use if you know exactly what you are doing. */
-        public boolean keepOutlines;
         /** To rescale textures with a different size. Represents the size in pixels of the sprite of a 1x1 block. */
         public float texturescale = 1.0f;
         /** If true, bleeding is skipped and no content icons are generated. */
@@ -1229,7 +1227,6 @@ public class Mods implements Loadable{
             ", softDependencies=" + softDependencies +
             ", hidden=" + hidden +
             ", java=" + java +
-            ", keepOutlines=" + keepOutlines +
             ", texturescale=" + texturescale +
             ", pregenerated=" + pregenerated +
             '}';