diff --git a/prepare-labs/lib/commands.sh b/prepare-labs/lib/commands.sh
index 91e67b8c..223d4cc3 100644
--- a/prepare-labs/lib/commands.sh
+++ b/prepare-labs/lib/commands.sh
@@ -1249,7 +1249,7 @@ _cmd_tools() {
     pssh "
     set -e
     sudo apt-get -q update
-    sudo apt-get -qy install apache2-utils argon2 emacs-nox git httping htop jid joe jq mosh tree unzip
+    sudo apt-get -qy install apache2-utils argon2 emacs-nox git gron httping htop jid joe jq mosh tree unzip
     # This is for VMs with broken PRNG (symptom: running docker-compose randomly hangs)
     sudo apt-get -qy install haveged
     "