diff --git a/app/src/androidTest/java/com/nextcloud/client/sso/SSOActivityIT.kt b/app/src/androidTest/java/com/nextcloud/client/sso/SSOActivityIT.kt
new file mode 100644
index 0000000000..56867be13c
--- /dev/null
+++ b/app/src/androidTest/java/com/nextcloud/client/sso/SSOActivityIT.kt
@@ -0,0 +1,28 @@
+package com.nextcloud.client.sso
+
+import androidx.test.espresso.intent.rule.IntentsTestRule
+import com.owncloud.android.AbstractIT
+import com.owncloud.android.ui.activity.SsoGrantPermissionActivity
+import org.junit.Assert.fail
+import org.junit.Rule
+import org.junit.Test
+
+class SSOActivityIT : AbstractIT() {
+
+    @Suppress("DEPRECATION")
+    @get:Rule
+    var activityRule = IntentsTestRule(SsoGrantPermissionActivity::class.java, true, false)
+
+    @Test
+    fun testActivityStartsWithoutCrash() {
+        val sut = activityRule.launchActivity(null)
+        assert(sut.binding != null)
+
+        try {
+            sut.showDialog()
+            assert(true)
+        } catch (e: Exception) {
+            fail("Wrong theme style applied")
+        }
+    }
+}
diff --git a/app/src/main/java/com/owncloud/android/ui/activity/SsoGrantPermissionActivity.java b/app/src/main/java/com/owncloud/android/ui/activity/SsoGrantPermissionActivity.java
index aa5a77ce7d..808548c94e 100644
--- a/app/src/main/java/com/owncloud/android/ui/activity/SsoGrantPermissionActivity.java
+++ b/app/src/main/java/com/owncloud/android/ui/activity/SsoGrantPermissionActivity.java
@@ -69,13 +69,19 @@ public class SsoGrantPermissionActivity extends BaseActivity {
 
     private AlertDialog dialog;
 
+    private DialogSsoGrantPermissionBinding binding;
+
+    public DialogSsoGrantPermissionBinding getBinding() {
+        return binding;
+    }
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
 
         viewThemeUtils = themeUtilsFactory.withDefaultSchemes();
 
-        DialogSsoGrantPermissionBinding binding = DialogSsoGrantPermissionBinding.inflate(getLayoutInflater());
+        binding = DialogSsoGrantPermissionBinding.inflate(getLayoutInflater());
 
         ComponentName callingActivity = getCallingActivity();
 
@@ -101,16 +107,7 @@ public class SsoGrantPermissionActivity extends BaseActivity {
                 Log_OC.e(TAG, "Error retrieving app icon", e);
             }
 
-            final MaterialAlertDialogBuilder builder = new MaterialAlertDialogBuilder(this)
-                .setView(binding.getRoot())
-                .setCancelable(false)
-                .setPositiveButton(R.string.permission_allow, (dialog, which) -> grantPermission())
-                .setNegativeButton(R.string.permission_deny, (dialog, which) -> exitFailed());
-
-            viewThemeUtils.dialog.colorMaterialAlertDialogBackground(this, builder);
-
-            dialog = builder.create();
-            dialog.show();
+            showDialog();
 
             Log_OC.v(TAG, "TOKEN-REQUEST: Calling Package: " + packageName);
             Log_OC.v(TAG, "TOKEN-REQUEST: App Name: " + appName);
@@ -121,6 +118,19 @@ public class SsoGrantPermissionActivity extends BaseActivity {
         }
     }
 
+    public void showDialog() {
+        final MaterialAlertDialogBuilder builder = new MaterialAlertDialogBuilder(this)
+            .setView(binding.getRoot())
+            .setCancelable(false)
+            .setPositiveButton(R.string.permission_allow, (dialog, which) -> grantPermission())
+            .setNegativeButton(R.string.permission_deny, (dialog, which) -> exitFailed());
+
+        viewThemeUtils.dialog.colorMaterialAlertDialogBackground(this, builder);
+
+        dialog = builder.create();
+        dialog.show();
+    }
+
     @Override
     protected void onStart() {
         super.onStart();