diff --git a/pkgs/shells/zsh/zsh-powerlevel10k/default.nix b/pkgs/shells/zsh/zsh-powerlevel10k/default.nix
index cdda7d81f41..4f5e21ec8cf 100644
--- a/pkgs/shells/zsh/zsh-powerlevel10k/default.nix
+++ b/pkgs/shells/zsh/zsh-powerlevel10k/default.nix
@@ -40,6 +40,7 @@ stdenv.mkDerivation rec {
 
   installPhase = ''
     install -D powerlevel10k.zsh-theme --target-directory=$out/share/zsh-powerlevel10k
+    install -D powerlevel9k.zsh-theme --target-directory=$out/share/zsh-powerlevel10k
     install -D config/* --target-directory=$out/share/zsh-powerlevel10k/config
     install -D internal/* --target-directory=$out/share/zsh-powerlevel10k/internal
     cp -R gitstatus $out/share/zsh-powerlevel10k/gitstatus