diff --git a/pkgs/development/compilers/eql/default.nix b/pkgs/development/compilers/eql/default.nix
index c4ed06a00ea..70d30947224 100644
--- a/pkgs/development/compilers/eql/default.nix
+++ b/pkgs/development/compilers/eql/default.nix
@@ -47,6 +47,7 @@ rec {
     TMP=.
     TMPDIR=.
     XKB_BINDIR="${xkbcomp}/bin" Xvfb -once -reset -terminate :2 -xkbdir ${xkeyboard_config}/etc/X11/xkb &
+    sleep 10;
     DISPLAY=:2 ./first_metatype_id
   '') ["doUnpack" "addInputs"];