diff --git a/airsonic-main/src/main/resources/org/airsonic/player/theme/default_dark.properties b/airsonic-main/src/main/resources/org/airsonic/player/theme/default_dark.properties
index 933edbfb..132a1517 100644
--- a/airsonic-main/src/main/resources/org/airsonic/player/theme/default_dark.properties
+++ b/airsonic-main/src/main/resources/org/airsonic/player/theme/default_dark.properties
@@ -3,7 +3,7 @@
 # Author: Sindre Mehus
 
 addImage = icons/default_dark/add.png
-AddOverlayImage = icons/default_dark/add_overlay.png
+addOverlayImage = icons/default_dark/add_overlay.png
 addNextImage = icons/default_dark/add_next.png
 androidImage = icons/default_dark/android.png
 backImage = icons/default_dark/back.png