diff --git a/flake.nix b/flake.nix
index c46e291..1cca2e7 100644
--- a/flake.nix
+++ b/flake.nix
@@ -25,8 +25,8 @@
             cargoLock = { lockFile = ./Cargo.lock; };
 
             postPatch = ''
-              substituteInPlace src/meta/mod.rs --replace 'ffmpeg' '${final.ffmpeg}/bin/ffmpeg'
-              substituteInPlace src/meta/mod.rs --replace 'ffprobe' '${final.ffmpeg}/bin/ffprobe'
+              substituteInPlace src/meta.rs --replace 'ffmpeg' '${final.ffmpeg}/bin/ffmpeg'
+              substituteInPlace src/meta.rs --replace 'ffprobe' '${final.ffmpeg}/bin/ffprobe'
             '';
 
             doCheck = false;