diff --git a/hades/templates/configmap-allhosts.yaml b/hades/templates/configmap-allhosts.yaml
index fac8ed2..cf78203 100644
--- a/hades/templates/configmap-allhosts.yaml
+++ b/hades/templates/configmap-allhosts.yaml
@@ -5,6 +5,9 @@ metadata:
   name: {{ include "hades.fullname" . }}-allhosts
   labels:
     {{- include "hades.labels" . | nindent 4 }}
+  annotations:
+    argocd.argoproj.io/compare-options: IgnoreExtraneous
+    argocd.argoproj.io/sync-options: Prune=false
 data:
   allhosts.tsv: |
 {{ .Files.Get "files/allhosts.tsv" | indent 4 }}