diff --git a/nomad/metrics/prometheus.nomad b/nomad/metrics/prometheus.nomad
index ae6b3de..3b4295e 100644
--- a/nomad/metrics/prometheus.nomad
+++ b/nomad/metrics/prometheus.nomad
@@ -65,7 +65,7 @@ job "prometheus" {
         ports = ["web"]
         args = [
           "--config.file=/etc/prometheus/config/prometheus.yml",
-          "--storage.tsdb.path=/prometheus",
+          "--storage.tsdb.path=${NOMAD_ALLOC_DIR}/data/tsdb",
           "--web.listen-address=0.0.0.0:9090",
           "--web.console.libraries=/usr/share/prometheus/console_libraries",
           "--web.console.templates=/usr/share/prometheus/consoles",