diff --git a/usr/bin/big-wallpaper-random b/usr/bin/big-wallpaper-random
index 2e93825..113edab 100755
--- a/usr/bin/big-wallpaper-random
+++ b/usr/bin/big-wallpaper-random
@@ -6,31 +6,37 @@ dir="/usr/share/wallpapers"
 # detect if use dark theme
 if [[ "$(dconf read /org/gnome/desktop/interface/color-scheme)" = "'prefer-dark'" ]]; then
     files=(
-    "abstract colors1.avif"
-    "art face1.avif"
-    "cat steampunk5.avif"
-    "fluffy aliens.avif"
-    "future planet.avif"
-    "penguin steampunk2.avif"
-    "cat cute2.avif"
-    "space globe4.avif"
-    "z non sense cat3.avif"
-    "abstract natural2.avif"
-    "art paint10.avif"
-    "art paint48.avif"
+    "art face1.heic"
+    "cat steampunk5.heic"
+    "fluffy aliens.heic"
+    "future planet.heic"
+    "penguin steampunk2.heic"
+    "cat cute2.heic"
+    "space globe4.heic"
+    "z non sense cat3.heic"
+    "abstract natural2.heic"
+    "art paint10.heic"
+    "art paint48.heic"
+    "glass or crystal.heic"
+    "animal butterfly3.heic"
+    "ambiance6.heic"
+    "animal owl6.heic"
+    "art random6.heic"
+
     )
 else
     files=(
-    "abstract colors1.avif"
-    "animal cute2.avif"
-    "animal cute10.avif"
-    "fluffy aliens.avif"
-    "penguin art.avif"
-    "cat cute2.avif"
-    "abstract natural2.avif"
-    "nature2.avif"
-    "ambiance18.avif"
-    "clean blue4.avif"
+    "animal cute2.heic"
+    "fluffy aliens.heic"
+    "penguin art.heic"
+    "cat cute2.heic"
+    "abstract natural2.heic"
+    "nature2.heic"
+    "clean blue4.heic"
+    "ambiance6.heic"
+    "ambiance39.heic"
+    "z nonsense4.heic"
+    "glass or crystal9.heic"
     )
 fi