diff --git a/core/view.cpp b/view.cpp
--- a/core/view.cpp
+++ b/view.cpp
@@ -604,7 +604,8 @@
         } else {
             //qCDebug(MESSAGELIST_LOG) << "Section " << idx << " is visible and has size " << header()->sectionSize( idx );
             col->setCurrentlyVisible(true);
-            col->setCurrentWidth(header()->sectionSize(idx));
+            double fraction = col->currentWidth() - static_cast<int>(col->currentWidth());
+            col->setCurrentWidth(header()->sectionSize(idx) + fraction);  // ensure to keep fractional column width
         }
         idx++;
     }