diff --git a/overlays/prod/kustomization.yaml b/overlays/prod/kustomization.yaml
index 467f51af..811ad8a9 100644
--- a/overlays/prod/kustomization.yaml
+++ b/overlays/prod/kustomization.yaml
@@ -21,7 +21,7 @@ images:
 - name: ghcr.io/biosimulations/simdata-api
   newTag: v9.62.3
 - name: ghcr.io/biosimulations/simulators-api
-  newTag: v9.62.3
+  newTag: v9.64.0
 #scale down dev deployment
 replicas:
 - count: 0