diff --git a/krebs/4lib/default.nix b/krebs/4lib/default.nix
index 296748333..8a822ed7d 100644
--- a/krebs/4lib/default.nix
+++ b/krebs/4lib/default.nix
@@ -3,7 +3,7 @@
 with builtins;
 with lib;
 
-let out = rec {
+let out = import <stockholm/lib> // rec {
 
   eq = x: y: x == y;
   ne = x: y: x != y;
@@ -34,7 +34,6 @@ let out = rec {
 
   genid = import ./genid.nix { lib = lib // out; };
   git = import ./git.nix { lib = lib // out; };
-  shell = import ./shell.nix { inherit lib; };
   tree = import ./tree.nix { inherit lib; };
 
   lpad = n: c: s:
diff --git a/lib/default.nix b/lib/default.nix
new file mode 100644
index 000000000..6c607f13b
--- /dev/null
+++ b/lib/default.nix
@@ -0,0 +1,7 @@
+let
+  lib = import <nixpkgs/lib> // builtins // {
+    shell = import ./shell.nix { inherit lib; };
+  };
+in
+
+lib
diff --git a/krebs/4lib/shell.nix b/lib/shell.nix
similarity index 96%
rename from krebs/4lib/shell.nix
rename to lib/shell.nix
index 5910adacc..a8ff5dbe0 100644
--- a/krebs/4lib/shell.nix
+++ b/lib/shell.nix
@@ -1,6 +1,5 @@
 { lib, ... }:
 
-with builtins;
 with lib;
 
 rec {