diff --git a/.scripts/postinst b/.scripts/postinst
index 2282e73e4..36b7bb079 100755
--- a/.scripts/postinst
+++ b/.scripts/postinst
@@ -4,7 +4,11 @@ set -e
 
 echo "Creating user and group..."
 
-adduser --system --no-create-home --comment "Mongodb Exporter User" mongodb_exporter
+useradd --system \
+        --no-create-home \
+        --shell /sbin/nologin \
+        --comment "MongoDB Exporter" \
+        mongodb_exporter
 
 systemctl daemon-reload > dev/null || exit $?