diff --git a/tests/test_utils_logign.py b/tests/test_utils_logign.py
index e71566635..1cfd43adc 100644
--- a/tests/test_utils_logign.py
+++ b/tests/test_utils_logign.py
@@ -37,7 +37,7 @@ def setup_logging():
 ])
 def test_ignore_log_msg_filter(capfd, level, msg, should_appear):
     # Clear previous captures
-    capfd.readouterr()
+    capsys.readouterr()
     
     # Test the filter
     with ignore_log_msg(log, lvl=level, msg=msg):
@@ -48,36 +48,36 @@ def test_ignore_log_msg_filter(capfd, level, msg, should_appear):
         log.enlarge("other enlarge")
     
     # Verify results
-    captured = capfd.readouterr().err
+    captured = capsys.readouterr().err
     if should_appear:
         assert msg in captured, f"Message '{msg}' should appear in logs"
     else:
         assert msg not in captured, f"Message '{msg}' should be filtered"
 
 def test_ignore_only_by_level(capfd):
-    capfd.readouterr()
+    capsys.readouterr()
     
     with ignore_log_msg(log, lvl="WARNING", msg=None):
         log.warning("should be ignored")
         log.info("should appear")
     
-    captured = capfd.readouterr().err
+    captured = capsys.readouterr().err
     assert "should be ignored" not in captured
     assert "should appear" in captured
 
 def test_ignore_only_by_msg(capfd):
-    capfd.readouterr()
+    capsys.readouterr()
     
     with ignore_log_msg(log, lvl=None, msg="skip this"):
         log.warning("skip this")
         log.warning("keep this")
     
-    captured = capfd.readouterr().err
+    captured = capsys.readouterr().err
     assert "skip this" not in captured
     assert "keep this" in captured
 
 def test_filter_removed_after_context(capfd):
-    capfd.readouterr()
+    capsys.readouterr()
     
     # Filter during context
     with ignore_log_msg(log, lvl="WARNING", msg="temp msg"):
@@ -85,5 +85,5 @@ def test_filter_removed_after_context(capfd):
     
     # Should log after context
     log.warning("temp msg")
-    captured = capfd.readouterr().err
+    captured = capsys.readouterr().err
     assert "temp msg" in captured
\ No newline at end of file