diff --git a/nvchecker/source/github.py b/nvchecker/source/github.py
index c0c321b..3a78aa9 100644
--- a/nvchecker/source/github.py
+++ b/nvchecker/source/github.py
@@ -110,9 +110,10 @@ async def max_tag(
       else:
         url = next_page_url
 
-  logger.error('No tag found in upstream repository.',
-                name=name,
-                include_tags_pattern=include_tags_pattern)
+  if not tags:
+    logger.error('No tag found in upstream repository.',
+                  name=name,
+                  include_tags_pattern=include_tags_pattern)
   return tags
 
 def get_next_page_url(links):
diff --git a/tests/conftest.py b/tests/conftest.py
index 6580f2f..9f6831e 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -59,10 +59,12 @@ def event_loop(request):
   loop = asyncio.get_event_loop()
   yield loop
 
-@pytest.fixture(scope="module")
+@pytest.fixture(scope="session", autouse=True)
 def raise_on_logger_msg():
   def proc(logger, method_name, event_dict):
     if method_name in ('warn', 'error'):
+      if 'exc_info' in event_dict:
+        raise event_dict['exc_info']
       raise RuntimeError(event_dict['event'])
     return event_dict['event']
 
diff --git a/tests/test_regex.py b/tests/test_regex.py
index 9a60040..5ffd50f 100644
--- a/tests/test_regex.py
+++ b/tests/test_regex.py
@@ -19,7 +19,7 @@ async def test_regex(get_version):
         "regex": 'for (\w+) examples',
     }) == "illustrative"
 
-async def test_missing_ok(get_version, raise_on_logger_msg):
+async def test_missing_ok(get_version):
     assert await get_version("example", {
         "url": "http://example.net/",
         "regex": "foobar",