diff --git a/pkgs/default.nix b/pkgs/default.nix
index 430714d..cca5db2 100644
--- a/pkgs/default.nix
+++ b/pkgs/default.nix
@@ -41,7 +41,7 @@ let
     });
 
     mattermost = callPackage ./mattermost {};
-
+    jre_headless = pkgs.jdk11_headless;
     inherit (unstable) bottom;
   };