diff --git a/data/terrain-graphics.cfg b/data/terrain-graphics.cfg
index 144e5b95dd5..abf447a6f0d 100644
--- a/data/terrain-graphics.cfg
+++ b/data/terrain-graphics.cfg
@@ -607,7 +607,7 @@
 
 {TERRAIN_ADJACENT          -280    GTL              !GTLX               savanna}
 {TERRAIN_ADJACENT          -290    R                !R                  road}
-{TERRAIN_ADJACENT          -300    r                !r                  dirt}
+{TERRAIN_ADJACENT          -259    r                !r                  dirt}
 {TERRAIN_ADJACENT          -310    E                !E                  desert-road}
 {TERRAIN_ADJACENT          -320    PIB              !PIB                desert-oasis}
 {TERRAIN_ADJACENT          -330    IBPU             !IBPU               desert}