diff --git a/x-pack/plugins/security/public/session/session_expiration_toast.test.tsx b/x-pack/plugins/security/public/session/session_expiration_toast.test.tsx
index f2f1f6ff92f79..46b733c535ec4 100644
--- a/x-pack/plugins/security/public/session/session_expiration_toast.test.tsx
+++ b/x-pack/plugins/security/public/session/session_expiration_toast.test.tsx
@@ -40,10 +40,25 @@ describe('createSessionExpirationToast', () => {
 });
 
 describe('SessionExpirationToast', () => {
-  it('renders session expiration time', () => {
+  it('renders session expiration time in minutes when >= 60s remaining', () => {
     const sessionState$ = of<SessionState>({
       lastExtensionTime: Date.now(),
-      expiresInMs: 60 * 1000,
+      expiresInMs: 60 * 2000,
+      canBeExtended: true,
+    });
+
+    const { getByText } = render(
+      <I18nProvider>
+        <SessionExpirationToast sessionState$={sessionState$} onExtend={jest.fn()} />
+      </I18nProvider>
+    );
+    getByText(/You will be logged out in [0-9]+ minutes/);
+  });
+
+  it('renders session expiration time in seconds when < 60s remaining', () => {
+    const sessionState$ = of<SessionState>({
+      lastExtensionTime: Date.now(),
+      expiresInMs: 60 * 900,
       canBeExtended: true,
     });
 
diff --git a/x-pack/plugins/security/public/session/session_expiration_toast.tsx b/x-pack/plugins/security/public/session/session_expiration_toast.tsx
index de0c460f0f3e1..f38638a77bc33 100644
--- a/x-pack/plugins/security/public/session/session_expiration_toast.tsx
+++ b/x-pack/plugins/security/public/session/session_expiration_toast.tsx
@@ -44,7 +44,7 @@ export const SessionExpirationToast: FunctionComponent<SessionExpirationToastPro
       id="xpack.security.sessionExpirationToast.body"
       defaultMessage="You will be logged out {timeout}."
       values={{
-        timeout: <FormattedRelativeTime value={timeoutSeconds} />,
+        timeout: <FormattedRelativeTime value={timeoutSeconds} updateIntervalInSeconds={1} />,
       }}
     />
   );