diff --git a/glue/viewers/common/qt/tests/test_attribute_limits_helper.py b/glue/viewers/common/qt/tests/test_attribute_limits_helper.py
index 24257d391..415a1a95c 100644
--- a/glue/viewers/common/qt/tests/test_attribute_limits_helper.py
+++ b/glue/viewers/common/qt/tests/test_attribute_limits_helper.py
@@ -100,7 +100,7 @@ def test_scale_mode_cached(self):
     def test_flip_button(self):
 
         # Flipping should swap lower and upper value
-        self.flip_button.clicked.emit(True)
+        self.flip_button.clicked.emit()
         assert self.helper.vlo == +100
         assert self.helper.vhi == -100