diff --git a/README.md b/README.md
index 0ad1723..73598cd 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # fedora-kde-dynamic-wallpaper
 
-This is the Fedora 39 wallpaper, converted to a
+This is the Fedora 40 wallpaper, converted to a
 [plasma5-wallpapers-dynamic](https://github.com/zzag/plasma5-wallpapers-dynamic)
 compatible file (AVIF).
 
@@ -27,7 +27,7 @@ Alternatively, you could generate the image file yourself.
 The included AVIF file was run with the following command:
 
 ```
-kdynamicwallpaperbuilder --output f39-dynamic.avif manifest.json
+kdynamicwallpaperbuilder --output f40-dynamic.avif manifest.json
 ```
 
 ## Credit
diff --git a/f39-01-night.png b/f39-01-night.png
deleted file mode 100644
index 89b7a32..0000000
Binary files a/f39-01-night.png and /dev/null differ
diff --git a/f40-01-day.png b/f40-01-day.png
new file mode 100644
index 0000000..44c9006
Binary files /dev/null and b/f40-01-day.png differ
diff --git a/f39-01-day.png b/f40-01-night.png
similarity index 53%
rename from f39-01-day.png
rename to f40-01-night.png
index e25791c..d4ed7dd 100644
Binary files a/f39-01-day.png and b/f40-01-night.png differ
diff --git a/manifest.json b/manifest.json
index 51b8d07..fce2841 100644
--- a/manifest.json
+++ b/manifest.json
@@ -3,11 +3,11 @@
     "Meta": [
         {
             "TimeOfDay": "day",
-            "FileName": "f39-01-day.png"
+            "FileName": "f40-01-day.png"
         },
         {
             "TimeOfDay": "night",
-            "FileName": "f39-01-night.png"
+            "FileName": "f40-01-night.png"
         }
     ]
 }
diff --git a/preview.kra b/preview.kra
index 6a10b32..6e73373 100644
--- a/preview.kra
+++ b/preview.kra
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:48040a1a506c186e14929442c50317225f788339af5b6b1afe7b10e8a4ec66ef
-size 45966592
+oid sha256:a59783b6e28b69200d0c5ce08e894f691204561225ffa2f47bfdeb87894a657a
+size 72545094
diff --git a/preview.png b/preview.png
index 4746ba5..a9a8009 100644
Binary files a/preview.png and b/preview.png differ