diff --git a/users/simon/modules/programs.nix b/users/simon/modules/programs.nix
index bf0cd19..9a67439 100644
--- a/users/simon/modules/programs.nix
+++ b/users/simon/modules/programs.nix
@@ -131,7 +131,7 @@ in
     gallery-dl # image gallery downloader
     jpegoptim # lossless jpeg optimiser
     libwebp # tools for webp image format
-    optipng # lossless png optimiser
+    oxipng # lossless png optimiser
     pngcrush
     pngquant # lossy png optimisers