diff --git a/pkgs/applications/science/math/sage/sagelib.nix b/pkgs/applications/science/math/sage/sagelib.nix
index 814eef9560e9..d7f9cb9ee321 100644
--- a/pkgs/applications/science/math/sage/sagelib.nix
+++ b/pkgs/applications/science/math/sage/sagelib.nix
@@ -65,11 +65,13 @@ buildPythonPackage rec {
     perl
     jupyter_core
     pkg-config
+    pip # needed to query installed packages
   ];
 
   buildInputs = [
     gd
     readline
+    iml
   ];
 
   propagatedBuildInputs = [