diff --git a/deploy/ops-agent/setup.sh b/deploy/ops-agent/setup.sh
index b27c4fe..e674be2 100644
--- a/deploy/ops-agent/setup.sh
+++ b/deploy/ops-agent/setup.sh
@@ -20,13 +20,16 @@ rsync -a --delete \
   --exclude=.git \
   "${REPO_DIR}/ops-agent/" "${INSTALL_DIR}/"
 
-echo "==> Installing Node dependencies"
+echo "==> Installing Node dependencies (incl. dev for tsc)"
 cd "${INSTALL_DIR}"
-npm ci --omit=dev 2>/dev/null || npm install --omit=dev
+npm ci 2>/dev/null || npm install
 
 echo "==> Building TypeScript"
 npx tsc
 
+echo "==> Pruning dev dependencies"
+npm prune --omit=dev
+
 chown -R ops-agent:ops-agent "${INSTALL_DIR}"
 
 echo "==> Installing config dir"