diff --git a/src/tools/genpolicy/genpolicy-settings.json b/src/tools/genpolicy/genpolicy-settings.json
index e15ad13b82..f8f6abf0f8 100644
--- a/src/tools/genpolicy/genpolicy-settings.json
+++ b/src/tools/genpolicy/genpolicy-settings.json
@@ -255,7 +255,7 @@
         "sfprefix": "^$(cpath)/$(bundle-id)-[a-z0-9]{16}-",
         "ip_p": "[0-9]{1,5}",
         "ipv4_a": "(([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])\\.){3}([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])",
-        "svc_name": "[A-Z_\\.\\-]+",
+        "svc_name": "[A-Z](?:[A-Z0-9_]{0,61}[A-Z0-9])?",
         "dns_label": "[a-zA-Z0-9_\\.\\-]+",
         "default_caps": [
             "CAP_CHOWN",