diff --git a/assets/video/test1.srt b/assets/video/test1.srt
new file mode 100644
index 0000000..99077a2
--- /dev/null
+++ b/assets/video/test1.srt
@@ -0,0 +1,12 @@
+1
+00:00:00,000 --> 00:00:03,160
+The is Artificial Intelligence.
+
+2
+00:00:03,160 --> 00:00:09,680
+We speak of AI when computer systems perform tasks that usually require human intelligence.
+
+3
+00:00:09,680 --> 00:00:15,680
+This includes, for example, recognizing images, making decisions or engaging in dialogue.
+
diff --git a/tests/test_main.py b/tests/test_main.py
index e501cb4..ab52c5b 100644
--- a/tests/test_main.py
+++ b/tests/test_main.py
@@ -17,7 +17,7 @@
 class TestSubsAI(TestCase):
     subs_ai = SubsAI()
     model_name = 'openai/whisper'
-    files = ['../assets/video/test1.mp4', '../assets/audio/test1.mp3']
+    files = ['../assets/video/test1.webm', '../assets/audio/test1.mp3']
 
     def test_available_models(self):
         available_models = self.subs_ai.available_models()