diff --git a/pages/signin.vue b/pages/signin.vue
index 04cc3db..7b3fa2b 100644
--- a/pages/signin.vue
+++ b/pages/signin.vue
@@ -8,7 +8,7 @@
             <form class="w-full flex flex-col gap-3" v-if="LOCAL_AUTH_ENABLED" @submit.prevent="(e) => signInAuth(e)">
                 <InputText required name="username" placeholder="Username" fluid />
                 <InputText required name="password" placeholder="Password" type="password" fluid />
-                <Button type="submit" label="Sign In" :loading="isPending" />
+                <Button type="submit" data-testid="sign_in_btn" label="Sign In" :loading="isPending" />
             </form>
             <AppDivider :orientation="'horizontal'" v-if="LOCAL_AUTH_ENABLED" />
             <div class="w-full flex justify-center" style="color-scheme: auto;">
diff --git a/tests-e2e/setup/auth.setup.mts b/tests-e2e/setup/auth.setup.mts
index 1a4dd95..4377d7a 100644
--- a/tests-e2e/setup/auth.setup.mts
+++ b/tests-e2e/setup/auth.setup.mts
@@ -7,8 +7,8 @@ setup('Authenticate', async ({ page }) => {
     await page.goto('http://localhost:3000/signin')
     await page.locator('[name="username"]').fill('usertest1')
     await page.locator('[name="password"]').fill('a5756f781e0e433986364b82de545c3b')
-    await page.getByLabel('Sign In').click()
-    await expect(page.getByLabel('Sign In')).toHaveCount(0)
+    await page.getByTestId('sign_in_btn').click()
+    await expect(page.getByTestId('sign_in_btn')).toHaveCount(0)
 
     await page.context().storageState({ path: authFile })
 })
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