diff --git a/src/opnsense/service/templates/OPNsense/IDS/OPNsense.rules b/src/opnsense/service/templates/OPNsense/IDS/OPNsense.rules
index 1875c1dde..906469e4c 100644
--- a/src/opnsense/service/templates/OPNsense/IDS/OPNsense.rules
+++ b/src/opnsense/service/templates/OPNsense/IDS/OPNsense.rules
@@ -10,7 +10,7 @@
 {%          if rule.enabled|default('0') == '1' %}
 {{rule.action}}{% if rule.fingerprint|default('') != ""
       %} tls {% else %} ip {% endif %} {% if rule.source|default('') != "" %} {{ rule.source }} {% else %} any {% endif %} any -> {% if rule.destination|default('') != "" %} {{ rule.destination }} {% else %} any {% endif %} any (msg:"{{rule.description.replace('"','\"')}}"; {%
-      if rule.fingerprint|default('') != "" %} tls_fingerprint:"{{rule.fingerprint.lower()}}";{% endif
+      if rule.fingerprint|default('') != "" %} tls.fingerprint:"{{rule.fingerprint.lower()}}";{% endif
       %}{%
       if rule.geoip|default('') != ""%} geoip:{% if rule.geoip_direction|default('') != '' %}{{rule.geoip_direction}},{% endif %}{{rule.geoip}} ;{% endif
       %} sid:{{