diff --git a/default.nix b/default.nix
index a294ff1..0e0b03d 100644
--- a/default.nix
+++ b/default.nix
@@ -26,9 +26,11 @@
   radical-native = pkgs.callPackage ./pkgs/radical-native { };
   photini = pkgs.libsForQt5.callPackage ./pkgs/photini { };
 
+  plotbitrate = pkgs.callPackage ./pkgs/plotbitrate { };
+
   mangohud = pkgs.callPackage ./pkgs/MangoHUD { };
 
-  botamusique = pkgs.callPackage ./pkgs/botamusique {};
+  botamusique = pkgs.callPackage ./pkgs/botamusique { };
 
 }
 
diff --git a/pkgs/plotbitrate/default.nix b/pkgs/plotbitrate/default.nix
new file mode 100644
index 0000000..ed5fe78
--- /dev/null
+++ b/pkgs/plotbitrate/default.nix
@@ -0,0 +1,31 @@
+{ stdenv, fetchFromGitHub, python3, ffmpeg}:
+
+stdenv.mkDerivation {
+  name = "rank_photos";
+  version = "1.0.0";
+  
+  src = fetchFromGitHub {
+    owner = "zeroepoch";
+    repo = "plotbitrate";
+    rev = "4553220ed5132503c0dda777bcc41b83ec866004";
+    sha256 = "1d93nygc9imz576akh2vgvnyb7z6s7xva5s5i8vg1kxa5060an7y";
+  };
+
+  buildInputs = [
+    (python3.withPackages (pythonPackages: with pythonPackages; [
+      matplotlib
+    ]))
+    ffmpeg
+  ];
+
+  installPhase = ''
+    mkdir -p $out/bin
+    cp ./plotbitrate.py $out/bin/plotbitrate
+    chmod +x $out/bin/plotbitrate
+  '';
+  
+  meta = {
+    description = "plot bitrate in video.";
+  };
+
+}