@@ -6,7 +6,7 @@ exit 1
 end
 
 set --function channel_root $HOME/.nix-defexpr/channels
-set --function user_nixpkgs $HOME/.nixpkgs
+set --function user_nixpkgs $HOME/.config/nixpkgs
 set --function nixfiles (path resolve (status dirname)/..)
 
 if set --query XDG_CONFIG_HOME
@@ -96,6 +96,19 @@ end
 
 set --function old_channels (path basename $channel_root/*)
 
+function update_link --argument-names new_src target
+    set --function current_src (path resolve $target)
+    if test -e $current_src
+        if test $current_src = $new_src
+            # no need to re-link it
+            return
+        else
+            unlink $target
+        end
+    end
+    ln -s $new_src $target
+end
+
 for np in $NIX_PATH
     echo $np | read --function --delimiter "=" channel new_src_rel
     set --local new_src (path resolve $new_src_rel)
@@ -103,20 +116,15 @@
     if test $channel = darwin-config
         continue
     end
+    if test $channel = nixpkgs-overlays
+        update_link $new_src $user_nixpkgs/overlays
+        continue
+    end
     if set --local i (contains --index $channel $old_channels)
         set --erase old_channels[$i]
     end
-    set --local target $channel_root/$channel
-    set --local src (path resolve $target)
-    if test -e $src
-        if test $src = $new_src
-            # no need to re-link it
-            continue
-        else
-            unlink $target
-        end
-    end
-    ln -s $new_src $target
+
+    update_link $new_src $channel_root/$channel
 end
 
 for old in $channel_root/$old_channels

@@ -1,1 +0,0 @@
-self: super: { }