diff --git a/replit.nix b/replit.nix
new file mode 100644
index 0000000..6a4bee2
--- /dev/null
+++ b/replit.nix
@@ -0,0 +1,19 @@
+{ pkgs }: {
+  deps = [
+    pkgs.python38Full
+    pkgs.python38Packages.pytest
+  ];
+  env = {
+    PYTHON_LD_LIBRARY_PATH = pkgs.lib.makeLibraryPath [
+      # Needed for pandas / numpy
+      pkgs.stdenv.cc.cc.lib
+      pkgs.zlib
+      # Needed for pygame
+      pkgs.glib
+      # Needed for matplotlib
+      pkgs.xorg.libX11
+    ];
+    PYTHONBIN = "${pkgs.python38Full}/bin/python3.8";
+    LANG = "en_US.UTF-8";
+  };
+}
\ No newline at end of file