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-rw-r--r--by-name-overlay.nix6
1 files changed, 4 insertions, 2 deletions
diff --git a/by-name-overlay.nix b/by-name-overlay.nix
index da53c5a..c36a6ca 100644
--- a/by-name-overlay.nix
+++ b/by-name-overlay.nix
@@ -88,8 +88,10 @@ assert fileRegex == null -> fileName != null; let
         then nameValuePair name value
         else nameValuePair name null) (builtins.readDir rawPath));
 
-      checkPath = path: type:
-        if builtins.pathExists "${rawPath}/${path}"
+      checkPath = pathSegment: type: let
+        path = "${rawPath}/${pathSegment}";
+      in
+        if builtins.pathExists path
         then
           if toplevelType != "directory"
           then