diff --git a/flux2/apps/monitoring/loki-values-configmap.yaml b/flux2/apps/monitoring/loki-values-configmap.yaml
index 3412fce66597c06ee4d0e7571825c8c69ed76332..86ec319cb6148f990373e68d1513f94166ef188b 100644
--- a/flux2/apps/monitoring/loki-values-configmap.yaml
+++ b/flux2/apps/monitoring/loki-values-configmap.yaml
@@ -6,6 +6,11 @@ metadata:
 data:
   values.yaml: |
     # https://github.com/grafana/helm-charts/blob/main/charts/loki/values.yaml
+    image:
+      repository: grafana/loki
+      # Downgrade loki because of mem leak
+      # (https://open.greenhost.net/stackspin/stackspin/-/issues/1077)
+      tag: 2.4.0
     resources:
       limits:
         cpu: 800m