diff --git a/cellacdc/apps.py b/cellacdc/apps.py
index 5b38039d..676b8c40 100755
--- a/cellacdc/apps.py
+++ b/cellacdc/apps.py
@@ -1878,7 +1878,7 @@ def __init__(
             )
             groupsLayout.setRowStretch(1, 1)
             if not self.is_concat:
-                self.setDisabledMetricsRequestedForCombined()
+                self.setDisabledMetricsRequestedForCombined(False)
                 self.mixedChannelsCombineMetricsQGBox.toggled.connect(
                     self.setDisabledMetricsRequestedForCombined
                 )