diff --git a/src/ui/elfmodel/sectionproxymodel.h b/src/ui/elfmodel/sectionproxymodel.h
--- a/src/ui/elfmodel/sectionproxymodel.h
+++ b/src/ui/elfmodel/sectionproxymodel.h
@@ -18,10 +18,10 @@
 #ifndef SECTIONPROXYMODEL_H
 #define SECTIONPROXYMODEL_H
 
-#include <KRecursiveFilterProxyModel>
+#include <QSortFilterProxyModel>
 
 /** Restrict the structure model to just files and sections. */
-class SectionProxyModel : public KRecursiveFilterProxyModel
+class SectionProxyModel : public QSortFilterProxyModel
 {
     Q_OBJECT
 public:
diff --git a/src/ui/elfmodel/sectionproxymodel.cpp b/src/ui/elfmodel/sectionproxymodel.cpp
--- a/src/ui/elfmodel/sectionproxymodel.cpp
+++ b/src/ui/elfmodel/sectionproxymodel.cpp
@@ -18,8 +18,9 @@
 #include "sectionproxymodel.h"
 #include "elfmodel.h"
 
-SectionProxyModel::SectionProxyModel(QObject* parent): KRecursiveFilterProxyModel(parent)
+SectionProxyModel::SectionProxyModel(QObject* parent): QSortFilterProxyModel(parent)
 {
+    setRecursiveFilteringEnabled(true);
 }
 
 SectionProxyModel::~SectionProxyModel() = default;
@@ -31,5 +32,5 @@
     const auto secData = sourceModel()->data(sourceIndex, ElfModel::SectionRole);
     if (fileData.isNull() && secData.isNull())
         return false;
-    return KRecursiveFilterProxyModel::filterAcceptsRow(source_row, source_parent);
+    return QSortFilterProxyModel::filterAcceptsRow(source_row, source_parent);
 }
diff --git a/src/ui/views/elfstructureview.cpp b/src/ui/views/elfstructureview.cpp
--- a/src/ui/views/elfstructureview.cpp
+++ b/src/ui/views/elfstructureview.cpp
@@ -21,19 +21,21 @@
 #include <elfmodel/elfmodel.h>
 #include <navigator/codenavigator.h>
 
-#include <KRecursiveFilterProxyModel>
+#include <QSortFilterProxyModel>
 
 #include <QMouseEvent>
 
 ElfStructureView::ElfStructureView(QWidget* parent):
     QWidget(parent),
     ui(new Ui::ElfStructureView),
-    m_proxy(new KRecursiveFilterProxyModel(this))
+    m_proxy(new QSortFilterProxyModel(this))
 {
     ui->setupUi(this);
     ui->elfStructureView->setModel(m_proxy);
     ui->elfStructureView->header()->setSectionResizeMode(QHeaderView::ResizeToContents);
 
+    m_proxy->setRecursiveFilteringEnabled(true);
+
     connect(ui->elfStructureView->selectionModel(), &QItemSelectionModel::selectionChanged,
             this, &ElfStructureView::selectionChanged);
     connect(ui->elfStructureSearchLine, &QLineEdit::textChanged, this, [this](const QString &text) {
diff --git a/src/ui/views/typeview.cpp b/src/ui/views/typeview.cpp
--- a/src/ui/views/typeview.cpp
+++ b/src/ui/views/typeview.cpp
@@ -21,19 +21,19 @@
 #include <typemodel/typemodel.h>
 #include <navigator/codenavigator.h>
 
-#include <KRecursiveFilterProxyModel>
-
 #include <QItemSelectionModel>
 #include <QMessageBox>
+#include <QSortFilterProxyModel>
 
 TypeView::TypeView(QWidget* parent):
     QWidget(parent),
     ui(new Ui::TypeView),
     m_model(new TypeModel(this))
 {
     ui->setupUi(this);
 
-    auto proxy = new KRecursiveFilterProxyModel(this);
+    auto proxy = new QSortFilterProxyModel(this);
+    proxy->setRecursiveFilteringEnabled(true);
     proxy->setSourceModel(m_model);
     ui->typeTreeView->setModel(proxy);
     ui->typeTreeView->header()->setSectionResizeMode(0, QHeaderView::ResizeToContents);