diff --git a/CMakeLists.txt b/CMakeLists.txt
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -40,7 +40,6 @@
 find_package(Phonon4Qt5 REQUIRED)
 
 find_package(KF5 ${KF5_MIN_VERSION} REQUIRED COMPONENTS
-  Completion
   Crash
   DocTools
   I18n
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -27,7 +27,6 @@
 add_executable(klettres ${klettres_SRCS})
 
 target_link_libraries(klettres
-  KF5::Completion
   KF5::Crash
   KF5::NewStuff
   KF5::I18n
diff --git a/src/klettres.cpp b/src/klettres.cpp
--- a/src/klettres.cpp
+++ b/src/klettres.cpp
@@ -33,6 +33,7 @@
 #include <QDomDocument>
 #include <QWidget>
 #include <QStandardPaths>
+#include <QPointer>
 
 //KDE includes
 #include <KActionCollection>
@@ -444,7 +445,7 @@
 QIcon KLettres::charIcon(QChar c)
 {
     ///Create a name and path for the icon
-    // 
+    //
     // FIXME: This code used KStandardDirs::locateLocal("icon", ...) before
     //        and I am not sure if GenericCacheLocation is what we are aiming
     //        for.  So best would be if somebody experienced in QStandardPaths
diff --git a/src/klettresview.h b/src/klettresview.h
--- a/src/klettresview.h
+++ b/src/klettresview.h
@@ -21,7 +21,7 @@
 #ifndef KLETTRESVIEW_H
 #define KLETTRESVIEW_H
 
-#include <KLineEdit>
+#include <QLineEdit>
 
 class QPixmap;
 class QRect;
@@ -62,7 +62,7 @@
     ///A Klettres object
     KLettres *m_klettres;
     ///The line where the user enters his/her input
-    KLineEdit *m_letterEdit;
+    QLineEdit *m_letterEdit;
     ///set the chosen theme
     void setTheme(KLTheme *theme);
 
diff --git a/src/klettresview.cpp b/src/klettresview.cpp
--- a/src/klettresview.cpp
+++ b/src/klettresview.cpp
@@ -42,7 +42,7 @@
     m_klettres = parent;
 
     //lineEdit for user input
-    m_letterEdit = new KLineEdit( this );
+    m_letterEdit = new QLineEdit( this );
     m_letterEdit->setToolTip(i18n("Type the letter or syllable that you just heard" ) );
     m_letterEdit->setFont(Prefs::font());
     m_letterEdit->setContextMenuPolicy(Qt::NoContextMenu);
@@ -156,27 +156,27 @@
     m_cursorPos = 1;
     //reset everything so when you change language or levels
     //it all restarts nicely
-    QObject::disconnect(m_letterEdit, &KLineEdit::textChanged, this, &KLettresView::slotProcess);
+    QObject::disconnect(m_letterEdit, &QLineEdit::textChanged, this, &KLettresView::slotProcess);
     m_letterEdit->clear();
     m_letterEdit->setCursorPosition(0);
     m_letterEdit->setMaxLength( 1 );
     m_letterEdit->setFocus();
     m_upperLetter.clear();
     chooseSound();
     randomInt++;
-    QObject::connect(m_letterEdit, &KLineEdit::textChanged, this, &KLettresView::slotProcess);
+    QObject::connect(m_letterEdit, &QLineEdit::textChanged, this, &KLettresView::slotProcess);
 }
 
 void KLettresView::slotProcess(const QString &inputLetter)
 {
     QString lang = Prefs::language();
-    QObject::disconnect(m_letterEdit, &KLineEdit::textChanged, this, &KLettresView::slotProcess);
+    QObject::disconnect(m_letterEdit, &QLineEdit::textChanged, this, &KLettresView::slotProcess);
 
     //check if backspace
     if (inputLetter.length() != m_cursorPos) {
         m_cursorPos--;
         m_letterEdit->setMaxLength( m_cursorPos );
-        QObject::connect(m_letterEdit, &KLineEdit::textChanged, this, &KLettresView::slotProcess);
+        QObject::connect(m_letterEdit, &QLineEdit::textChanged, this, &KLettresView::slotProcess);
         return;
     }
     QChar input_character = inputLetter.at(inputLetter.length()-1);
@@ -198,7 +198,7 @@
     }  else {
         qCDebug(KLETTRES_LOG) << "cursor " << m_cursorPos << endl;
         m_letterEdit->backspace();
-        QObject::connect(m_letterEdit, &KLineEdit::textChanged, this, &KLettresView::slotProcess);
+        QObject::connect(m_letterEdit, &QLineEdit::textChanged, this, &KLettresView::slotProcess);
     }
     
 }
@@ -216,7 +216,7 @@
             m_letterEdit->setCursorPosition( m_cursorPos );
             m_letterEdit->setFocus();
             m_cursorPos ++;
-            QObject::connect(m_letterEdit, &KLineEdit::textChanged, this, &KLettresView::slotProcess);
+            QObject::connect(m_letterEdit, &QLineEdit::textChanged, this, &KLettresView::slotProcess);
         } else {
             game();  //another syllable
         }
@@ -227,7 +227,7 @@
         m_letterEdit->setFocus();
         //play sound again
         m_klettres->soundFactory->playSound(m_random);
-        QObject::connect(m_letterEdit, &KLineEdit::textChanged, this, &KLettresView::slotProcess);
+        QObject::connect(m_letterEdit, &QLineEdit::textChanged, this, &KLettresView::slotProcess);
     }
 }