diff --git a/flake.nix b/flake.nix
index d6b4033..526805c 100644
--- a/flake.nix
+++ b/flake.nix
@@ -45,7 +45,7 @@
         inherit (packages) geoip-archive;
       };
 
-      checks.e11sync = packages.e11sync.passthru.tests.simple;
+      checks.e11sync-unit = packages.e11sync.passthru.tests.unit;
 
       apps.e11sync-gunicorn = {
         type = "app";
diff --git a/pkgs/e11sync.nix b/pkgs/e11sync.nix
index 6acf58c..93cf944 100644
--- a/pkgs/e11sync.nix
+++ b/pkgs/e11sync.nix
@@ -37,7 +37,7 @@ stdenv.mkDerivation {
       --set GEOIP_PATH "${geoip-archive}"
   '';
   passthru.tests = {
-    simple =
+    unit =
       runCommand "e11sync-test" {
         src = self;
         buildInputs = [