diff --git a/.werks/17516.md b/.werks/17516.md
new file mode 100644
index 00000000000..d3455b8a216
--- /dev/null
+++ b/.werks/17516.md
@@ -0,0 +1,14 @@
+[//]: # (werk v2)
+# Stormshield: Cluster Member: add missing ruleset
+
+key        | value
+---------- | ---
+date       | 2025-01-07T15:44:30+00:00
+version    | 2.3.0p25
+class      | fix
+edition    | cre
+component  | checks
+level      | 1
+compatible | yes
+
+The plugin _"Stormshield: Cluster Member"_ referred to a ruleset that did not exist.
diff --git a/cmk/base/legacy_checks/stormshield_cluster_node.py b/cmk/base/legacy_checks/stormshield_cluster_node.py
index 8a0be3161a1..47227961b30 100644
--- a/cmk/base/legacy_checks/stormshield_cluster_node.py
+++ b/cmk/base/legacy_checks/stormshield_cluster_node.py
@@ -10,8 +10,10 @@
 from cmk.agent_based.v2 import (
     all_of,
     any_of,
+    check_levels,
     equals,
     exists,
+    render,
     SNMPTree,
     startswith,
     StringTable,
@@ -56,7 +58,6 @@ def check_stormshield_cluster_node(item, params, info):
         _uptime,
     ) in info:
         if item == index:
-            warn, crit = params["quality"]
             if online == "0":
                 yield 2, "Member is %s" % online_mapping[online]
             else:
@@ -77,12 +78,12 @@ def check_stormshield_cluster_node(item, params, info):
                         forced_mapping[statusforced],
                     ),
                 )
-            if int(quality) < crit:
-                yield 2, "Quality: %s" % quality
-            elif int(quality) < warn:
-                yield 1, "Quality: %s" % quality
-            else:
-                yield 0, "Quality: %s" % quality
+            yield from check_levels(
+                float(quality),
+                levels_lower=params["quality"],
+                label="Quality",
+                render_func=render.percent,
+            )
 
             infotext = "Model: {}, Version: {}, Role: {}, Priority: {}, Serial: {}".format(
                 model,
@@ -116,6 +117,6 @@ def parse_stormshield_cluster_node(string_table: StringTable) -> StringTable:
     check_function=check_stormshield_cluster_node,
     check_ruleset_name="stormshield_quality",
     check_default_parameters={
-        "quality": (80, 50),
+        "quality": ("fixed", (80.0, 50.0)),
     },
 )
diff --git a/cmk/plugins/stormshield/rulesets/stormshield_quality.py b/cmk/plugins/stormshield/rulesets/stormshield_quality.py
new file mode 100644
index 00000000000..a5e03fcabbb
--- /dev/null
+++ b/cmk/plugins/stormshield/rulesets/stormshield_quality.py
@@ -0,0 +1,40 @@
+#!/usr/bin/env python3
+# Copyright (C) 2025 Checkmk GmbH - License: GNU General Public License v2
+# This file is part of Checkmk (https://checkmk.com). It is subject to the terms and
+# conditions defined in the file COPYING, which is part of this source code package.
+
+from cmk.rulesets.v1 import Title
+from cmk.rulesets.v1.form_specs import (
+    DefaultValue,
+    DictElement,
+    Dictionary,
+    LevelDirection,
+    Percentage,
+    SimpleLevels,
+)
+from cmk.rulesets.v1.rule_specs import CheckParameters, HostAndItemCondition, Topic
+
+
+def _parameter_form_quality() -> Dictionary:
+    return Dictionary(
+        elements={
+            "quality": DictElement(
+                required=True,
+                parameter_form=SimpleLevels(
+                    title=Title("Lower levels on quality"),
+                    level_direction=LevelDirection.LOWER,
+                    form_spec_template=Percentage(),
+                    prefill_fixed_levels=DefaultValue(value=(80.0, 50.0)),
+                ),
+            )
+        },
+    )
+
+
+rule_spec_stormshield_quality = CheckParameters(
+    name="stormshield_quality",
+    topic=Topic.APPLICATIONS,
+    parameter_form=_parameter_form_quality,
+    title=Title("Stormshield quality"),
+    condition=HostAndItemCondition(item_title=Title("Node index")),
+)
diff --git a/tests/unit/cmk/gui/plugins/wato/check_parameters/test_plugin_vs_wato.py b/tests/unit/cmk/gui/plugins/wato/check_parameters/test_plugin_vs_wato.py
index e00923dfcb2..cb76da9785a 100644
--- a/tests/unit/cmk/gui/plugins/wato/check_parameters/test_plugin_vs_wato.py
+++ b/tests/unit/cmk/gui/plugins/wato/check_parameters/test_plugin_vs_wato.py
@@ -277,7 +277,6 @@ class ErrorReporter:
         ("check", "nvidia_errors", "hw_errors"),
         ("check", "qlogic_fcport", "qlogic_fcport"),
         ("check", "sap_hana_proc", "sap_hana_proc"),
-        ("check", "stormshield_cluster_node", "stormshield_quality"),
         ("check", "stormshield_policy", "stormshield"),
         ("check", "stormshield_updates", "stormshield_updates"),
         ("check", "tsm_stagingpools", "tsm_stagingspools"),