diff --git a/racevisionGame/src/main/java/shared/model/CompoundMark.java b/racevisionGame/src/main/java/shared/model/CompoundMark.java
index 926c2382..12d88cfc 100644
--- a/racevisionGame/src/main/java/shared/model/CompoundMark.java
+++ b/racevisionGame/src/main/java/shared/model/CompoundMark.java
@@ -152,7 +152,7 @@ public class CompoundMark {
     /**
      * Used to find how far apart the marks that make up this gate are
      * If this compound mark is only one point return base length of 250m
-     * @return
+     * @return the acceptable distance to round a mark
      */
     public double getRoundingDistance(){
         if (mark2 != null){