diff --git a/data/architectures/catalog.json b/data/architectures/catalog.json
index 43618c91..ea52b397 100644
--- a/data/architectures/catalog.json
+++ b/data/architectures/catalog.json
@@ -32,7 +32,7 @@
     "title": "Enabling Allianz Direct's scaling through Platform Engineering",
     "organization": "Allianz Direct",
     "summary": "The PE team is internally organised in DDOs - Distributed DevOps, where each ddo owns a Domain. This setup follows the reverse Conway manoeuver where the reference architecture structure dictates the teams setup.",
-    "industries": ["Financial", "Insurance"],
+    "industries": ["Financial Services", "Insurance"],
     "tags": ["finance", "insurance", "europe", "public cloud", "aws"],
     "projects": ["Kubernetes", "Helm", "Argo"],
     "sourceUrl": "https://github.com/cncf/architecture/tree/3ddf917facd0aea9694cc9c12c52e583fd2f86cb/content/en/architectures/allianz",
diff --git a/data/members.json b/data/members.json
index cfd44957..dd3089b3 100644
--- a/data/members.json
+++ b/data/members.json
@@ -139,7 +139,7 @@
       "name": "Allianz",
       "slug": "allianz",
       "logo": "/img/architectures/allianz/logo.svg",
-      "industries": ["Financial", "Insurance"],
+      "industries": ["Financial Services", "Insurance"],
       "projects": ["Argo", "Helm", "Kubernetes"],
       "architectures": [
         {
diff --git a/docs/architectures/allianz/index.md b/docs/architectures/allianz/index.md
index a9c82a94..717c8a00 100644
--- a/docs/architectures/allianz/index.md
+++ b/docs/architectures/allianz/index.md
@@ -5,7 +5,7 @@ architecture:
   organization: Allianz Direct
   summary: The PE team is internally organised in DDOs - Distributed DevOps, where each ddo owns a Domain. This setup follows the reverse Conway manoeuver where the reference architecture structure dictates the teams setup.
   industries:
-    - Financial
+    - Financial Services
     - Insurance
   tags:
     - finance
diff --git a/tests/architecture-catalog-contract.test.mjs b/tests/architecture-catalog-contract.test.mjs
index c3838cba..9b1ac2b6 100644
--- a/tests/architecture-catalog-contract.test.mjs
+++ b/tests/architecture-catalog-contract.test.mjs
@@ -294,3 +294,44 @@ test('no project is listed under two spellings across the catalog', () => {
     'one project is spelled two ways, so the catalog filter offers it twice and each option hides the other spelling',
   );
 });
+
+// The industry filter on /architectures and /community/members works the same
+// way, but industries are prose labels rather than project names, so two pages
+// split one vertical by wording rather than by spelling ("Financial" against
+// "Financial Services") and normalising case and punctuation does not catch it.
+// Comparing word sets does: an industry whose words are all contained in
+// another industry's words names the same vertical less completely.
+function industryWords(industry) {
+  return new Set(
+    industry
+      .toLowerCase()
+      .split(/[^a-z0-9]+/)
+      .filter(Boolean),
+  );
+}
+
+function isSubsetOf(words, other) {
+  return [...words].every((word) => other.has(word));
+}
+
+test('no industry is listed under two labels across the catalog', () => {
+  const industries = [
+    ...new Set(catalog.flatMap((record) => record.industries)),
+  ];
+  const words = new Map(
+    industries.map((industry) => [industry, industryWords(industry)]),
+  );
+  const collisions = [];
+  for (const [index, industry] of industries.entries())
+    for (const other of industries.slice(index + 1))
+      if (
+        isSubsetOf(words.get(industry), words.get(other)) ||
+        isSubsetOf(words.get(other), words.get(industry))
+      )
+        collisions.push(`${industry} vs ${other}`);
+  assert.deepEqual(
+    collisions.sort(),
+    [],
+    'one industry is labelled two ways, so the industry filter offers it twice and each option hides the architectures filed under the other',
+  );
+});