diff --git a/src/graphics/engine/lightman.h b/src/graphics/engine/lightman.h
index 9677555f..a2f6044e 100644
--- a/src/graphics/engine/lightman.h
+++ b/src/graphics/engine/lightman.h
@@ -71,9 +71,9 @@ struct LightProgression
  */
 enum LightPriority
 {
-    LIGHT_PRI_HIGHEST = 1, //!< always highest weight (always picked)
-    LIGHT_PRI_HIGH = 2,    //!< high weight
-    LIGHT_PRI_LOW  = 3     //!< low weight
+    LIGHT_PRI_HIGHEST = 0, //!< always highest weight (always picked)
+    LIGHT_PRI_HIGH = 1,    //!< high weight
+    LIGHT_PRI_LOW  = 2     //!< low weight
 };
 
 /**