diff --git a/CHANGELOG.md b/CHANGELOG.md
index c4ea299f8..99d023b3a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,8 @@
 
 ## 10.1.0 IN PROGRESS
 
+* Provide optional tenant argument to `useOkapiKy` hook. Refs STCOR-747.
+
 ## [10.0.0](https://github.com/folio-org/stripes-core/tree/v10.0.0) (2023-10-11)
 [Full Changelog](https://github.com/folio-org/stripes-core/compare/v9.0.0...v10.0.0)
 
diff --git a/src/useOkapiKy.js b/src/useOkapiKy.js
index c0bcda1c8..669ba7d6f 100644
--- a/src/useOkapiKy.js
+++ b/src/useOkapiKy.js
@@ -1,8 +1,8 @@
 import ky from 'ky';
 import { useStripes } from './StripesContext';
 
-export default () => {
-  const { locale = 'en', timeout = 30000, tenant, token, url } = useStripes().okapi;
+export default (tenant) => {
+  const { locale = 'en', timeout = 30000, tenant: currentTenant, token, url } = useStripes().okapi;
 
   return ky.create({
     prefixUrl: url,
@@ -10,7 +10,7 @@ export default () => {
       beforeRequest: [
         request => {
           request.headers.set('Accept-Language', locale);
-          request.headers.set('X-Okapi-Tenant', tenant);
+          request.headers.set('X-Okapi-Tenant', tenant ?? currentTenant);
           request.headers.set('X-Okapi-Token', token);
         }
       ]
diff --git a/src/useOkapiKy.test.js b/src/useOkapiKy.test.js
new file mode 100644
index 000000000..41fbc71a2
--- /dev/null
+++ b/src/useOkapiKy.test.js
@@ -0,0 +1,86 @@
+import ky from 'ky';
+import { renderHook, waitFor } from '@folio/jest-config-stripes/testing-library/react';
+
+import { useStripes } from './StripesContext';
+import useOkapiKy from './useOkapiKy';
+
+jest.mock('./StripesContext');
+jest.mock('ky', () => ({
+  create: ({ ...av }) => av,
+}));
+
+describe('useOkapiKy', () => {
+  it('pulls values from stripes object', async () => {
+    const okapi = {
+      locale: 'klingon',
+      tenant: 'tenant',
+      timeout: 271828,
+      token: 'token',
+      url: 'https://whatever.com'
+    };
+
+    const mockUseStripes = useStripes;
+    mockUseStripes.mockReturnValue({ okapi });
+
+    const r = {
+      headers: {
+        set: jest.fn(),
+      }
+    };
+
+    const { result } = renderHook(() => useOkapiKy());
+    result.current.hooks.beforeRequest[0](r);
+
+    expect(result.current.prefixUrl).toBe(okapi.url);
+    expect(result.current.timeout).toBe(okapi.timeout);
+
+    expect(r.headers.set).toHaveBeenCalledWith('Accept-Language', okapi.locale);
+    expect(r.headers.set).toHaveBeenCalledWith('X-Okapi-Tenant', okapi.tenant);
+    expect(r.headers.set).toHaveBeenCalledWith('X-Okapi-Token', okapi.token);
+  });
+
+  it('provides default values if stripes lacks them', async () => {
+    const okapi = {};
+
+    const mockUseStripes = useStripes;
+    mockUseStripes.mockReturnValue({ okapi });
+
+    const r = {
+      headers: {
+        set: jest.fn(),
+      }
+    };
+
+    const { result } = renderHook(() => useOkapiKy());
+    result.current.hooks.beforeRequest[0](r);
+
+    expect(result.current.timeout).toBe(30000);
+
+    expect(r.headers.set).toHaveBeenCalledWith('Accept-Language', 'en');
+  });
+
+  it('overrides tenant', async () => {
+    const okapi = {
+      tenant: 'tenant',
+      timeout: 271828,
+      token: 'token',
+      url: 'https://whatever.com'
+    };
+
+    const mockUseStripes = useStripes;
+    mockUseStripes.mockReturnValue({ okapi });
+
+    const r = {
+      headers: {
+        set: jest.fn(),
+      }
+    };
+
+    const { result } = renderHook(() => useOkapiKy('monkey'));
+    result.current.hooks.beforeRequest[0](r);
+
+    expect(r.headers.set).toHaveBeenCalledWith('X-Okapi-Tenant', 'monkey');
+  });
+});
+
+