1 files changed, 2 insertions, 2 deletions

diff --git a/lib/mk-dev-shell.nix b/lib/mk-dev-shell.nix
index 4f46d69..fe2ac02 100644
--- a/lib/mk-dev-shell.nix
+++ b/lib/mk-dev-shell.nix
@@ -13,8 +13,8 @@ in pkgs.mkShell {
   shellHook = ''
     ${shellLib.exportEnvVars envVars}
 
-    ${pkgs.lib.optionalString (envVars != {}) (shellLib.printEnvVars envVars)}
-    ${pkgs.lib.optionalString (tools != []) (shellLib.printBins tools)}
+    ${shellLib.ifSomeAttrs envVars shellLib.printEnvVars}
+    ${shellLib.ifSomeList tools shellLib.printBins}
     echo
 
     ${if (shell != null) then shell else shellLib.startUserShell}