1 files changed, 2 insertions, 2 deletions

diff --git a/src/ch/epfl/maze/util/Trail.java b/src/ch/epfl/maze/util/Trail.java
index 351db8f..ed806c5 100644
--- a/src/ch/epfl/maze/util/Trail.java
+++ b/src/ch/epfl/maze/util/Trail.java
@@ -15,8 +15,8 @@ public class Trail {
         AVOID_MARKING,
         NO_GO_MARKING;
 
-        public static Marking DEFAULT = NO_MARKING;
-        public static Marking[] ALL = new Marking[]{NO_MARKING, AVOID_MARKING, NO_GO_MARKING};
+        public static final Marking DEFAULT = NO_MARKING;
+        public static final Marking[] ALL = new Marking[]{NO_MARKING, AVOID_MARKING, NO_GO_MARKING};
 
         /**
          * Returns the next Marking.