diff --git a/addons/rose/package.json b/addons/rose/package.json
index dde5784b5..6e1f5fadb 100644
--- a/addons/rose/package.json
+++ b/addons/rose/package.json
@@ -83,7 +83,7 @@
     "prettier": "^2.2.1",
     "qunit": "^2.13.0",
     "qunit-dom": "^1.6.0",
-    "sass": "^1.26.5",
+    "sass": "^1.36.0",
     "sass-lint": "^1.13.1"
   },
   "engines": {
diff --git a/ui/admin/app/routes/scopes/scope/targets/target/credential-libraries.js b/ui/admin/app/routes/scopes/scope/targets/target/credential-libraries.js
index 17e3e2692..66ce6f8ec 100644
--- a/ui/admin/app/routes/scopes/scope/targets/target/credential-libraries.js
+++ b/ui/admin/app/routes/scopes/scope/targets/target/credential-libraries.js
@@ -1,5 +1,9 @@
 import Route from '@ember/routing/route';
-import { hash, all } from 'rsvp';
+import { all } from 'rsvp';
+import { action } from '@ember/object';
+import loading from 'ember-loading/decorator';
+import { confirm } from 'core/decorators/confirm';
+import { notifySuccess, notifyError } from 'core/decorators/notify';
 
 export default class ScopesScopeTargetsTargetCredentialLibrariesRoute extends Route {
   // =methods
@@ -11,17 +15,13 @@ export default class ScopesScopeTargetsTargetCredentialLibrariesRoute extends Ro
   beforeModel() {
     const { application_credential_library_ids: credential_libraries } =
       this.modelFor('scopes.scope.targets.target');
-    return hash({
-      credentialLibraries: all(
-        credential_libraries.map((credential_library) =>
-          this.store.findRecord(
-            'credential-library',
-            credential_library.value,
-            { reload: true }
-          )
-        )
-      ),
-    });
+    return all(
+      credential_libraries.map((credential_library) =>
+        this.store.findRecord('credential-library', credential_library.value, {
+          reload: true,
+        })
+      )
+    );
   }
 
   /**
@@ -31,4 +31,21 @@ export default class ScopesScopeTargetsTargetCredentialLibrariesRoute extends Ro
   model() {
     return this.modelFor('scopes.scope.targets.target');
   }
+
+  // =actions
+
+  /**
+   * Remove a credential library from the current target.
+   * @param {TargetModel} target
+   * @param {CredentialLibraryModel} credentialLibrary
+   */
+  @action
+  @loading
+  @confirm('questions.remove-confirm')
+  @notifyError(({ message }) => message, { catch: true })
+  @notifySuccess('notifications.remove-success')
+  async removeCredentialLibrary(target, credentialLibrary) {
+    await target.removeCredentialLibrary(credentialLibrary.id);
+    this.refresh();
+  }
 }
diff --git a/ui/admin/app/templates/scopes/scope/targets/target/credential-libraries.hbs b/ui/admin/app/templates/scopes/scope/targets/target/credential-libraries.hbs
index 003992205..f92cd3715 100644
--- a/ui/admin/app/templates/scopes/scope/targets/target/credential-libraries.hbs
+++ b/ui/admin/app/templates/scopes/scope/targets/target/credential-libraries.hbs
@@ -8,6 +8,7 @@
         <row.headerCell>{{t 'form.name.label'}}</row.headerCell>
         <row.headerCell>{{t 'form.type.label'}}</row.headerCell>
         <row.headerCell>{{t 'form.id.label'}}</row.headerCell>
+        <row.headerCell>{{t 'titles.actions'}}</row.headerCell>
       </header.row>
     </table.header>
     <table.body as |body|>
@@ -41,6 +42,28 @@
               <code>{{credentialLibrary.id}}</code>
             </Copyable>
           </row.cell>
+          <row.cell>
+            <Rose::Dropdown
+              @icon='more-horizontal'
+              @iconOnly={{true}}
+              @showCaret={{false}}
+              @dropdownRight={{true}}
+              @text={{t 'actions.manage'}}
+              as |dropdown|
+            >
+              <dropdown.button
+                @style='danger'
+                {{on
+                  'click'
+                  (route-action
+                    'removeCredentialLibrary' @model credentialLibrary
+                  )
+                }}
+              >
+                {{t 'actions.remove'}}
+              </dropdown.button>
+            </Rose::Dropdown>
+          </row.cell>
         </body.row>
       {{/each}}
     </table.body>
diff --git a/ui/admin/package.json b/ui/admin/package.json
index 6c2390fe6..bc9e5b2b6 100644
--- a/ui/admin/package.json
+++ b/ui/admin/package.json
@@ -89,7 +89,7 @@
     "qunit": "^2.13.0",
     "qunit-dom": "^1.6.0",
     "rose": "*",
-    "sass": "^1.29.0",
+    "sass": "^1.36.0",
     "sass-lint": "^1.13.1",
     "sinon": "^11.1.1"
   },
diff --git a/ui/admin/tests/acceptance/credential-library/credential-library-test.js b/ui/admin/tests/acceptance/credential-library/credential-library-test.js
index ea3568c45..103c6d608 100644
--- a/ui/admin/tests/acceptance/credential-library/credential-library-test.js
+++ b/ui/admin/tests/acceptance/credential-library/credential-library-test.js
@@ -2,6 +2,7 @@ import { module, test } from 'qunit';
 import { visit, click, fillIn, currentURL, find } from '@ember/test-helpers';
 import { setupApplicationTest } from 'ember-qunit';
 import setupMirage from 'ember-cli-mirage/test-support/setup-mirage';
+import a11yAudit from 'ember-a11y-testing/test-support/audit';
 import { authenticateSession } from 'ember-simple-auth/test-support';
 import { Response } from 'miragejs';
 import { resolve, reject } from 'rsvp';
@@ -30,6 +31,7 @@ module('Acceptance | credential-library', function (hooks) {
     credentialLibrary: null,
     credentialLibraries: null,
     newCredentialLibrary: null,
+    unknownCredentialLibrary: null,
   };
 
   hooks.beforeEach(function () {
@@ -58,12 +60,31 @@ module('Acceptance | credential-library', function (hooks) {
     urls.credentialLibraries = `${urls.credentialStore}/credential-libraries`;
     urls.credentialLibrary = `${urls.credentialLibraries}/${instances.credentialLibrary.id}`;
     urls.newCredentialLibrary = `${urls.credentialLibraries}/new`;
-    // Generate resource couner
+    urls.unknownCredentialLibrary = `${urls.credentialLibraries}/foo`;
+    // Generate resource counter
     getCredentialLibraryCount = () =>
       this.server.schema.credentialLibraries.all().models.length;
     authenticateSession({});
   });
 
+  test('visiting credential libraries', async function (assert) {
+    assert.expect(2);
+    await visit(urls.credentialLibraries);
+    await a11yAudit();
+    assert.equal(currentURL(), urls.credentialLibraries);
+    await visit(urls.credentialLibrary);
+    await a11yAudit();
+    assert.equal(currentURL(), urls.credentialLibrary);
+  });
+
+  test('visiting an unknown credential library displays 404 message', async function (assert) {
+    assert.expect(1);
+    await visit(urls.unknownCredentialLibrary);
+    await a11yAudit();
+    console.debug(find('.rose-message-subtitle'));
+    assert.ok(find('.rose-message-subtitle').textContent.trim(), 'Error 404');
+  });
+
   test('can create a credential library', async function (assert) {
     assert.expect(1);
     const count = getCredentialLibraryCount();
@@ -147,4 +168,22 @@ module('Acceptance | credential-library', function (hooks) {
     assert.equal(getCredentialLibraryCount(), count);
     assert.ok(confirmService.confirm.calledOnce);
   });
+
+  test('deleting a credential library which errors displays error messages', async function (assert) {
+    assert.expect(1);
+    this.server.del('/credential-libraries/:id', () => {
+      return new Response(
+        490,
+        {},
+        {
+          status: 490,
+          code: 'error',
+          message: 'Oops.',
+        }
+      );
+    });
+    await visit(urls.credentialLibrary);
+    await click('.rose-layout-page-actions .rose-dropdown-button-danger');
+    assert.ok(find('[role="alert"]').textContent.trim(), 'Oops.');
+  });
 });
diff --git a/ui/admin/tests/acceptance/targets/credential-libraries-test.js b/ui/admin/tests/acceptance/targets/credential-libraries-test.js
new file mode 100644
index 000000000..b8e2d5233
--- /dev/null
+++ b/ui/admin/tests/acceptance/targets/credential-libraries-test.js
@@ -0,0 +1,98 @@
+import { module, test } from 'qunit';
+import { visit, find, findAll, click } from '@ember/test-helpers';
+import { setupApplicationTest } from 'ember-qunit';
+import setupMirage from 'ember-cli-mirage/test-support/setup-mirage';
+import { Response } from 'miragejs';
+import {
+  authenticateSession,
+  // These are left here intentionally for future reference.
+  //currentSession,
+  //invalidateSession,
+} from 'ember-simple-auth/test-support';
+
+module('Acceptance | targets | credential-libraries', function (hooks) {
+  setupApplicationTest(hooks);
+  setupMirage(hooks);
+
+  let getCredentialLibraryCount;
+
+  const instances = {
+    scopes: {
+      global: null,
+      org: null,
+      project: null,
+    },
+    credentialLibraries: null,
+  };
+  const urls = {
+    globalScope: null,
+    orgScope: null,
+    projectScope: null,
+    targets: null,
+    target: null,
+    targetCredentialLibraries: null,
+  };
+
+  hooks.beforeEach(function () {
+    // Generate resources
+    instances.scopes.global = this.server.create('scope', { id: 'global' });
+    instances.scopes.org = this.server.create('scope', {
+      type: 'org',
+      scope: { id: 'global', type: 'global' },
+    });
+    instances.scopes.project = this.server.create('scope', {
+      type: 'project',
+      scope: { id: instances.scopes.org.id, type: 'org' },
+    });
+    instances.credentialLibraries = this.server.createList(
+      'credential-library',
+      2,
+      { scope: instances.scopes.project }
+    );
+    instances.target = this.server.create('target', {
+      scope: instances.scopes.project,
+      credentialLibraries: instances.credentialLibraries,
+    });
+    // Generate route URLs for resources
+    urls.globalScope = `/scopes/global/scopes`;
+    urls.orgScope = `/scopes/${instances.scopes.org.id}/scopes`;
+    urls.projectScope = `/scopes/${instances.scopes.project.id}`;
+    urls.targets = `/scopes/${instances.scopes.project.id}/targets`;
+    urls.target = `${urls.targets}/${instances.target.id}`;
+    urls.targetCredentialLibraries = `${urls.target}/credential-libraries`;
+    // Generate resource counter
+    getCredentialLibraryCount = () =>
+      this.server.schema.credentialLibraries.all().models.length;
+    authenticateSession({});
+  });
+
+  test('can remove a credential library', async function (assert) {
+    assert.expect(2);
+    const count = getCredentialLibraryCount();
+    await visit(urls.targetCredentialLibraries);
+    assert.equal(findAll('tbody tr').length, count);
+    await click('tbody tr .rose-dropdown-button-danger');
+    assert.equal(findAll('tbody tr').length, count - 1);
+  });
+
+  test('removing a target credential library which errors displays error messages', async function (assert) {
+    assert.expect(2);
+    this.server.post('/targets/:idMethod', () => {
+      return new Response(
+        400,
+        {},
+        {
+          status: 400,
+          code: 'invalid_argument',
+          message: 'The request was invalid.',
+          details: {},
+        }
+      );
+    });
+    const count = getCredentialLibraryCount();
+    await visit(urls.targetCredentialLibraries);
+    assert.equal(findAll('tbody tr').length, count);
+    await click('tbody tr .rose-dropdown-button-danger');
+    assert.ok(find('[role="alert"]'));
+  });
+});
diff --git a/ui/desktop/package.json b/ui/desktop/package.json
index 6ed9cd93e..1327bccd6 100755
--- a/ui/desktop/package.json
+++ b/ui/desktop/package.json
@@ -104,7 +104,7 @@
     "qunit": "^2.13.0",
     "qunit-dom": "^1.6.0",
     "rose": "*",
-    "sass": "^1.29.0",
+    "sass": "^1.36.0",
     "sinon": "^11.1.1",
     "stylelint": "^13.8.0",
     "stylelint-config-sass-guidelines": "^7.1.0"
diff --git a/yarn.lock b/yarn.lock
index e2f00c012..80808da5a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -18934,10 +18934,10 @@ sass-lint@^1.13.1:
     path-is-absolute "^1.0.0"
     util "^0.10.3"
 
-sass@^1.26.5, sass@^1.29.0:
-  version "1.34.1"
-  resolved "https://registry.yarnpkg.com/sass/-/sass-1.34.1.tgz#30f45c606c483d47b634f1e7371e13ff773c96ef"
-  integrity sha512-scLA7EIZM+MmYlej6sdVr0HRbZX5caX5ofDT9asWnUJj21oqgsC+1LuNfm0eg+vM0fCTZHhwImTiCU0sx9h9CQ==
+sass@^1.36.0:
+  version "1.36.0"
+  resolved "https://registry.yarnpkg.com/sass/-/sass-1.36.0.tgz#5912ef9d5d16714171ba11cb17edb274c4bbc07e"
+  integrity sha512-fQzEjipfOv5kh930nu3Imzq3ie/sGDc/4KtQMJlt7RRdrkQSfe37Bwi/Rf/gfuYHsIuE1fIlDMvpyMcEwjnPvg==
   dependencies:
     chokidar ">=3.0.0 <4.0.0"