diff --git a/core/src/main/java/com/graphhopper/routing/ev/OrsSurface.java b/core/src/main/java/com/graphhopper/routing/ev/OrsSurface.java
deleted file mode 100644
index e1db40757c9..00000000000
--- a/core/src/main/java/com/graphhopper/routing/ev/OrsSurface.java
+++ /dev/null
@@ -1,24 +0,0 @@
-// ORS-GH MOD: additional class
-package com.graphhopper.routing.ev;
-
-public enum OrsSurface {
-    // Keep in sync with ORS documentation: surface.md
-    UNKNOWN,
-    PAVED,
-    UNPAVED,
-    ASPHALT,
-    CONCRETE,
-    METAL,
-    WOOD,
-    COMPACTED_GRAVEL,
-    GRAVEL,
-    DIRT,
-    GROUND,
-    ICE,
-    PAVING_STONES,
-    SAND,
-    GRASS,
-    GRASS_PAVER;
-
-    public static final String KEY = "ors_surface";
-}