diff --git a/flake.nix b/flake.nix
index eb62d70..376549b 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,12 +1,13 @@
 {
   outputs = inputs: let
     inherit (builtins) fromJSON readFile fetchClosure attrValues;
-    inherit (import ./lib.nix) filterAttrs symlinkPath sane mapAndMergeAttrs aggregate optionalAttr;
+    inherit (import ./lib.nix) filterAttrs symlinkPath sane mapAndMergeAttrs aggregate optionalAttr last;
 
     # This is a really verbose name, but it ensures we don't get collisions
     nameOf = flakeUrl: pkg: let
-      parts = builtins.split "\\." flakeUrl;
-      name = builtins.elemAt parts ((builtins.length parts) - 1);
+      fragment = builtins.split "#" flakeUrl;
+      parts = builtins.split "\\." (last fragment);
+      name = last parts;
     in
       sane "${name}-${pkg.org_name}-${pkg.repo_name}-${pkg.version}";
 
diff --git a/lib.nix b/lib.nix
index 3ca89b6..6653feb 100644
--- a/lib.nix
+++ b/lib.nix
@@ -99,6 +99,8 @@ let
     if hasAttr name attrs
     then {${name} = attrs.${name};}
     else {};
+
+  last = list: elemAt list ((length list) - 1);
 in {
-  inherit filterAttrs mapAndMergeAttrs sane symlinkPath aggregate optionalAttr;
+  inherit filterAttrs mapAndMergeAttrs sane symlinkPath aggregate optionalAttr last;
 }