diff --git a/flake.nix b/flake.nix
index c1d9d28..4181286 100644
--- a/flake.nix
+++ b/flake.nix
@@ -27,9 +27,9 @@
         else if ! hasAttr "maintainers" drv.meta then []
         else drv.meta.maintainers;
       nobodyMaintains = drv:
-        if ! hasAttr "meta" drv then true
-        else if ! hasAttr "maintainers" drv.meta then true
-        else (length drv.meta.maintainers) == 0;
+        hasAttr "meta" drv &&
+        hasAttr "maintainers" drv.meta &&
+        (length drv.meta.maintainers) == 0;
       maintainerToString = m: "${m.name} (${m.email})";
       drvToString = drv: "${drv.name}";
     };
@@ -52,7 +52,7 @@
         drvNames = map drvToString drvsNoMain;
         drvNamesList = writeText "no-maintainers" (concatLines drvNames);
         uniqNames = runCommandLocal "no-maintainers.txt" {} ''
-          <${drvNamesList} sort | uniq -c > $out
+          <${drvNamesList} sort -u > $out
         '';
       in uniqNames;
     };