diff --git a/templates/thanos-values.yaml.tpl b/templates/thanos-values.yaml.tpl
index ca4784a..d20911b 100644
--- a/templates/thanos-values.yaml.tpl
+++ b/templates/thanos-values.yaml.tpl
@@ -83,8 +83,7 @@ compactor:
   retentionResolution5m: 180d
   retentionResolution1h: 365d
   persistence:
-  %{ if eq compactor_existing_pvc_claim_id "disabled"}
-  %{ else ~}
+  %{ if ne compactor_existing_pvc_claim_id "disabled" ~}
     existingClaim: "${compactor_existing_pvc_claim_id}"
   %{ endif ~}
     size: 16000Gi