diff --git a/overlays/nix-zsh-completions.nix b/overlays/nix-zsh-completions.nix
new file mode 100644
index 00000000..732a9286
--- /dev/null
+++ b/overlays/nix-zsh-completions.nix
@@ -0,0 +1,10 @@
+final: prev: {
+  nix-zsh-completions = prev.nix-zsh-completions.overrideAttrs (o: {
+    src = prev.fetchFromGitHub {
+      owner = "Ma27";
+      repo = "nix-zsh-completions";
+      hash = "sha256-Iz04FVW7UJ2SOs3XlSF1g9HhMOvsjFbYh5baHBeCtZM=";
+      rev = "5a0f218ea4a452d63f90efe71e0c6ba722ec7311";
+    };
+  });
+}