diff --git a/src/kitemviews/kitemlistcontainer.cpp b/src/kitemviews/kitemlistcontainer.cpp
--- a/src/kitemviews/kitemlistcontainer.cpp
+++ b/src/kitemviews/kitemlistcontainer.cpp
@@ -27,6 +27,7 @@
 #include "private/kitemlistsmoothscroller.h"
 
 #include <QApplication>
+#include <QFontMetrics>
 #include <QGraphicsScene>
 #include <QGraphicsView>
 #include <QScrollBar>
@@ -261,7 +262,14 @@
     if (view->scrollOrientation() == Qt::Vertical) {
         smoothScroller = m_verticalSmoothScroller;
         scrollOffsetScrollBar = verticalScrollBar();
-        singleStep = view->itemSizeHint().height();
+
+        // Don't scroll super fast when using a wheel mouse:
+        // We want to consider one "line" to be the text label which has a
+        // roughly fixed height rather than using the height of the icon which
+        // may be very tall
+        const QFontMetrics metrics(font());
+        singleStep = metrics.height() * QApplication::wheelScrollLines();
+
         // We cannot use view->size().height() because this height might
         // include the header widget, which is not part of the scrolled area.
         pageStep = view->verticalPageStep();
diff --git a/src/kitemviews/kitemlistview.h b/src/kitemviews/kitemlistview.h
--- a/src/kitemviews/kitemlistview.h
+++ b/src/kitemviews/kitemlistview.h
@@ -158,11 +158,6 @@
      */
     QSizeF itemSize() const;
 
-    /**
-     * @return The size hint of all items. It is provided by the KItemListSizeHintResolver.
-     */
-    QSizeF itemSizeHint() const;
-
     const KItemListStyleOption& styleOption() const;
 
     void setGeometry(const QRectF& rect) override;
diff --git a/src/kitemviews/kitemlistview.cpp b/src/kitemviews/kitemlistview.cpp
--- a/src/kitemviews/kitemlistview.cpp
+++ b/src/kitemviews/kitemlistview.cpp
@@ -335,11 +335,6 @@
     return m_itemSize;
 }
 
-QSizeF KItemListView::itemSizeHint() const
-{
-    return m_sizeHintResolver->minSizeHint();
-}
-
 const KItemListStyleOption& KItemListView::styleOption() const
 {
     return m_styleOption;
diff --git a/src/kitemviews/private/kitemlistsizehintresolver.cpp b/src/kitemviews/private/kitemlistsizehintresolver.cpp
--- a/src/kitemviews/private/kitemlistsizehintresolver.cpp
+++ b/src/kitemviews/private/kitemlistsizehintresolver.cpp
@@ -24,7 +24,6 @@
     m_itemListView(itemListView),
     m_logicalHeightHintCache(),
     m_logicalWidthHint(0.0),
-    m_logicalHeightHint(0.0),
     m_minHeightHint(0.0),
     m_needsResolving(false)
 {
@@ -34,12 +33,6 @@
 {
 }
 
-QSizeF KItemListSizeHintResolver::maxSizeHint()
-{
-    updateCache();
-    return QSizeF(m_logicalWidthHint, m_logicalHeightHint);
-}
-
 QSizeF KItemListSizeHintResolver::minSizeHint()
 {
     updateCache();
@@ -162,13 +155,6 @@
 {
     if (m_needsResolving) {
         m_itemListView->calculateItemSizeHints(m_logicalHeightHintCache, m_logicalWidthHint);
-        // Set logical height as the max cached height (if the cache is not empty).
-        if (m_logicalHeightHintCache.isEmpty()) {
-            m_logicalHeightHint = 0.0;
-        } else {
-            m_logicalHeightHint = *std::max_element(m_logicalHeightHintCache.begin(), m_logicalHeightHintCache.end());
-            m_minHeightHint = *std::min_element(m_logicalHeightHintCache.begin(), m_logicalHeightHintCache.end());
-        }
         m_needsResolving = false;
     }
 }