diff --git a/ironic_inspector/main.py b/ironic_inspector/main.py
index 0b9d18d70..de1c2d7cd 100644
--- a/ironic_inspector/main.py
+++ b/ironic_inspector/main.py
@@ -172,8 +172,9 @@ def add_version_headers(res):
 def create_link_object(urls):
     links = []
     for url in urls:
-        links.append({"rel": "self",
-                      "href": os.path.join(flask.request.url_root, url)})
+        links.append({
+            "rel": "self",
+            "href": os.path.join(flask.request.url_root, url).rstrip('/')})
     return links
 
 
@@ -181,7 +182,7 @@ def generate_resource_data(resources):
     data = []
     for resource in resources:
         item = {}
-        item['name'] = str(resource).split('/')[-1]
+        item['name'] = str(resource).rstrip('/').split('/')[-1]
         item['links'] = create_link_object([str(resource)[1:]])
         data.append(item)
     return data
@@ -226,6 +227,11 @@ def api(path, is_public_api=False, rule=None, verb_to_rule_map=None,
                              and strings to format the 'rule' string with
     :param kwargs: all the rest kwargs are passed to flask app.route
     """
+    # Force uniform behavior with regards to trailing slashes
+    if not path.endswith('/'):
+        path = path + '/'
+    flask_kwargs['strict_slashes'] = False
+
     def outer(func):
         @_app.route(path, **flask_kwargs)
         @convert_exceptions
@@ -264,7 +270,7 @@ def api_root():
 @api('/<version>', rule='introspection:version', is_public_api=True,
      methods=['GET'])
 def version_root(version):
-    pat = re.compile(r'^\/%s\/[^\/]*?$' % version)
+    pat = re.compile(r'^\/%s\/[^\/]*?/?$' % version)
 
     resources = []
     for url in _app.url_map.iter_rules():
@@ -272,7 +278,7 @@ def version_root(version):
             resources.append(url)
 
     if not resources:
-        raise utils.Error(_('Version not found.'), code=404)
+        raise utils.Error(_('Version %s not found.') % version, code=404)
 
     return flask.jsonify(resources=generate_resource_data(resources))
 
@@ -392,7 +398,7 @@ def api_introspection_reapply(node_id):
 def rule_repr(rule, short):
     result = rule.as_dict(short=short)
     result['links'] = [{
-        'href': flask.url_for('api_rule', uuid=result['uuid']),
+        'href': flask.url_for('api_rule', uuid=result['uuid']).rstrip('/'),
         'rel': 'self'
     }]
     return result
diff --git a/ironic_inspector/test/unit/test_main.py b/ironic_inspector/test/unit/test_main.py
index 390417fde..703bad2b1 100644
--- a/ironic_inspector/test/unit/test_main.py
+++ b/ironic_inspector/test/unit/test_main.py
@@ -580,8 +580,8 @@ class TestApiVersions(BaseAPITest):
     @mock.patch.object(main._app.url_map, "iter_rules", autospec=True)
     def test_version_endpoint(self, mock_rules):
         mock_rules.return_value = ["/v1/endpoint1", "/v1/endpoint2/<uuid>",
-                                   "/v1/endpoint1/<name>",
-                                   "/v2/endpoint1", "/v1/endpoint3",
+                                   "/v1/endpoint1/<name>/",
+                                   "/v2/endpoint1", "/v1/endpoint3/",
                                    "/v1/endpoint2/<uuid>/subpoint"]
         endpoint = "/v1"
         res = self.app.get(endpoint)
@@ -604,6 +604,12 @@ class TestApiVersions(BaseAPITest):
         ]}
         self.assertEqual(expected, json_data)
 
+    def test_version_endpoint_with_slash(self):
+        endpoint = "/v1/"
+        res = self.app.get(endpoint)
+        self.assertEqual(200, res.status_code)
+        self._check_version_present(res)
+
     def test_version_endpoint_invalid(self):
         endpoint = "/v-1"
         res = self.app.get(endpoint)
diff --git a/releasenotes/notes/trailing-slashes-93c2466b71829ec1.yaml b/releasenotes/notes/trailing-slashes-93c2466b71829ec1.yaml
new file mode 100644
index 000000000..dee47ad25
--- /dev/null
+++ b/releasenotes/notes/trailing-slashes-93c2466b71829ec1.yaml
@@ -0,0 +1,5 @@
+---
+fixes:
+  - |
+    Fixes accessing API endpoints with trailing slashes. Now they're treated
+    the same way as without slashes, although the latter remain canonical URLs.