diff --git a/tests/test_api.py b/tests/test_api.py
index 20a0f64..91c587b 100644
--- a/tests/test_api.py
+++ b/tests/test_api.py
@@ -194,5 +194,8 @@ class TestBlackboardAPI:
 
 class TestSSE:
     def test_sse_connection(self, client):
-        resp = client.get("/api/events")
-        assert resp.status_code == 200
+        with client.stream("GET", "/api/events") as resp:
+            assert resp.status_code == 200
+            # Read first chunk (connected event or heartbeat)
+            chunk = next(resp.iter_lines())
+            assert chunk  # Got some data