diff --git a/niten.nix b/niten.nix
index 5289c42..53ebb5f 100644
--- a/niten.nix
+++ b/niten.nix
@@ -84,7 +84,6 @@ let
     nix-index
     nix-prefetch-git
     nmap
-    opencv-java
     openldap
     openssl
     pciutils
@@ -110,7 +109,8 @@ let
     kristall
     castor
   ] ++ (optionals isLinux [
-    clj2nix    
+    clj2nix
+    opencv-java
   ]);
 
   ensure-directories = [ ".emacs.d/.local/etc/eshell" ];