diff --git a/tests/conftest.py b/tests/conftest.py
index de56fec78..1f40f0288 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -89,7 +89,7 @@ def run_before_and_after_tests(settings: Settings):
 @pytest.fixture(scope="session")
 async def app(settings: Settings):
     app = create_app()
-    async with LifespanManager(app) as manager:
+    async with LifespanManager(app, startup_timeout=30) as manager:
         settings.first_install = True
         await first_install(
             UpdateSuperuserPassword(
diff --git a/tests/unit/test_fiat_providers.py b/tests/unit/test_fiat_providers.py
index 681761449..39d41aa2b 100644
--- a/tests/unit/test_fiat_providers.py
+++ b/tests/unit/test_fiat_providers.py
@@ -1433,7 +1433,7 @@ def test_check_revolut_signature_multiple_v1_headers():
     check_revolut_signature(payload, sig_header, timestamp, secret)
 
 
-def test_check_revolut_signature_docs_vector():
+def test_check_revolut_signature_docs_vector(mocker: MockerFixture):
     payload = (
         b'{"data":{"id":"645a7696-22f3-aa47-9c74-cbae0449cc46",'
         b'"new_state":"completed","old_state":"pending",'
@@ -1445,10 +1445,13 @@ def test_check_revolut_signature_docs_vector():
     secret = "wsk_r59a4HfWVAKycbCaNO1RvgCJec02gRd8"
     sig = "v1=bca326fb378d0da7f7c490ad584a8106bab9723d8d9cdd0d50b4c5b3be3837c0"
 
-    check_revolut_signature(
-        payload, sig, timestamp, secret, tolerance_seconds=100000000
+    mocker.patch(
+        "lnbits.core.services.fiat_providers.time.time",
+        return_value=int(timestamp) / 1000,
     )
 
+    check_revolut_signature(payload, sig, timestamp, secret)
+
 
 @pytest.mark.anyio
 async def test_fiat_service_fee(settings: Settings):