diff --git a/release.nix b/release.nix
index 8c61fcd1..af1f5069 100644
--- a/release.nix
+++ b/release.nix
@@ -97,6 +97,7 @@ let
     tests.system-path-bash = makeTest ./tests/system-path-bash.nix;
     tests.system-path-fish = makeTest ./tests/system-path-fish.nix;
     tests.system-path-zsh = makeTest ./tests/system-path-zsh.nix;
+    tests.system-shells = makeTest ./tests/system-shells.nix;
 
   }
   // (mapTestOn (packagePlatforms packageSet));
diff --git a/tests/system-shells.nix b/tests/system-shells.nix
new file mode 100644
index 00000000..61708ffd
--- /dev/null
+++ b/tests/system-shells.nix
@@ -0,0 +1,10 @@
+{ config, pkgs, ... }:
+
+{
+   environment.shells = [ pkgs.zsh ];
+
+   test = ''
+     echo checking zsh in /etc/shells >&2
+     grep '/run/current-system/sw/bin/zsh' ${config.out}/etc/shells
+   '';
+}