diff --git a/aqt/browser.py b/aqt/browser.py
index 91c4b5644..45f33d554 100644
--- a/aqt/browser.py
+++ b/aqt/browser.py
@@ -716,6 +716,8 @@ by clicking on one on the left."""))
                 hh.setResizeMode(i, QHeaderView.Stretch)
             else:
                 hh.setResizeMode(i, QHeaderView.Interactive)
+        # this must be set post-resize or it doesn't work
+        hh.setCascadingSectionResizes(False)
 
     def onColumnMoved(self, a, b, c):
         self.setColumnSizes()