diff --git a/src/archivedialog.cpp b/src/archivedialog.cpp
--- a/src/archivedialog.cpp
+++ b/src/archivedialog.cpp
@@ -73,7 +73,7 @@
     mainLayout->addWidget(buttonBox);
 
     QVBoxLayout *topLayout = new QVBoxLayout(topFrame);
-    topLayout->setMargin(0);
+    topLayout->setContentsMargins(0, 0, 0, 0);
     QLabel *descLabel = new QLabel(topFrame);
     descLabel->setText(
         xi18nc("@info:whatsthis",
@@ -100,7 +100,7 @@
                 &QButtonGroup::buttonClicked), this, &ArchiveDialog::slotActionChanged);
 
     QHBoxLayout *dateLayout = new QHBoxLayout();
-    dateLayout->setMargin(0);
+    dateLayout->setContentsMargins(0, 0, 0, 0);
     mArchiveOnceRB = new QRadioButton(i18nc("@option:radio",
                                             "Archive now items older than:"),
                                       topFrame);
@@ -132,7 +132,7 @@
     // mExpireFolderCheckBox/mReadExpiryTimeNumInput in kmfolderdia.cpp)
     QWidget *autoArchiveHBox = new QWidget(topFrame);
     QHBoxLayout *autoArchiveHBoxHBoxLayout = new QHBoxLayout(autoArchiveHBox);
-    autoArchiveHBoxHBoxLayout->setMargin(0);
+    autoArchiveHBoxHBoxLayout->setContentsMargins(0, 0, 0, 0);
     topLayout->addWidget(autoArchiveHBox);
     mAutoArchiveRB = new QRadioButton(i18nc("@option:radio",
                                             "Automaticall&y archive items older than:"),
@@ -181,7 +181,7 @@
     mExpiryUnitsComboBox->setEnabled(false);
 
     QHBoxLayout *fileLayout = new QHBoxLayout();
-    fileLayout->setMargin(0);
+    fileLayout->setContentsMargins(0, 0, 0, 0);
     QLabel *l = new QLabel(i18nc("@label", "Archive &file:"), topFrame);
     fileLayout->addWidget(l);
     mArchiveFile = new KUrlRequester(QUrl::fromLocalFile(
diff --git a/src/next/incidenceviewer.cpp b/src/next/incidenceviewer.cpp
--- a/src/next/incidenceviewer.cpp
+++ b/src/next/incidenceviewer.cpp
@@ -154,7 +154,7 @@
 void IncidenceViewer::init()
 {
     QVBoxLayout *layout = new QVBoxLayout(this);
-    layout->setMargin(0);
+    layout->setContentsMargins(0, 0, 0, 0);
 
     d->mBrowser->setOpenLinks(true);
     d->mBrowser->setMinimumHeight(1);
diff --git a/src/printing/calprinter.cpp b/src/printing/calprinter.cpp
--- a/src/printing/calprinter.cpp
+++ b/src/printing/calprinter.cpp
@@ -193,7 +193,7 @@
     setModal(true);
     QWidget *page = new QWidget(this);
     QVBoxLayout *pageVBoxLayout = new QVBoxLayout(page);
-    pageVBoxLayout->setMargin(0);
+    pageVBoxLayout->setContentsMargins(0, 0, 0, 0);
     mainLayout->addWidget(page);
     mainLayout->addWidget(buttonBox);
 
@@ -207,7 +207,7 @@
 
     QWidget *splitterRight = new QWidget(splitter);
     QGridLayout *splitterRightLayout = new QGridLayout(splitterRight);
-    splitterRightLayout->setMargin(0);
+    splitterRightLayout->setContentsMargins(0, 0, 0, 0);
     //splitterRightLayout->setMargin( marginHint() );
     //splitterRightLayout->setSpacing( spacingHint() );