diff --git a/src/ksieveui/autocreatescripts/sieveactions/sieveaction.cpp b/src/ksieveui/autocreatescripts/sieveactions/sieveaction.cpp
--- a/src/ksieveui/autocreatescripts/sieveactions/sieveaction.cpp
+++ b/src/ksieveui/autocreatescripts/sieveactions/sieveaction.cpp
@@ -136,7 +136,7 @@
 
 void SieveAction::tooManyArguments(const QStringRef &tagName, int index, int maxValue, QString &error)
 {
-    error += i18n("Too many argument found for \"%1\", max value is %2, number of value found %3 for %4", name(), maxValue, index, *tagName.string()) + QLatin1Char('\n');
+    error += i18n("Too many arguments found for \"%1\", max value is %2, number of value found %3 for %4", name(), maxValue, index, *tagName.string()) + QLatin1Char('\n');
 }
 
 void SieveAction::serverDoesNotSupportFeatures(const QString &feature, QString &error)
diff --git a/src/ksieveui/editor/warningwidget/sieveeditorparsingmissingfeaturewarning.cpp b/src/ksieveui/editor/warningwidget/sieveeditorparsingmissingfeaturewarning.cpp
--- a/src/ksieveui/editor/warningwidget/sieveeditorparsingmissingfeaturewarning.cpp
+++ b/src/ksieveui/editor/warningwidget/sieveeditorparsingmissingfeaturewarning.cpp
@@ -38,22 +38,22 @@
     switch (type) {
     case TextEditor:
     {
-        QAction *action = new QAction(i18n("Switch in graphical mode"), this);
+        QAction *action = new QAction(i18n("Switch to Graphical Mode"), this);
         connect(action, &QAction::triggered, this, &SieveEditorParsingMissingFeatureWarning::slotSwitchInGraphicalMode);
         addAction(action);
 
-        action = new QAction(i18n("Keep in text mode"), this);
+        action = new QAction(i18n("Stay in Text Mode"), this);
         connect(action, &QAction::triggered, this, &SieveEditorParsingMissingFeatureWarning::slotInActualMode);
         addAction(action);
         break;
     }
     case GraphicEditor:
     {
-        QAction *action = new QAction(i18n("Switch in text mode"), this);
+        QAction *action = new QAction(i18n("Switch to Text Mode"), this);
         connect(action, &QAction::triggered, this, &SieveEditorParsingMissingFeatureWarning::slotSwitchInTextMode);
         addAction(action);
 
-        action = new QAction(i18n("Keep in Graphical mode"), this);
+        action = new QAction(i18n("Stay in Graphical Mode"), this);
         connect(action, &QAction::triggered, this, &SieveEditorParsingMissingFeatureWarning::slotInActualMode);
         addAction(action);
         break;
diff --git a/src/ksieveui/managescriptsjob/parseuserscriptjob.cpp b/src/ksieveui/managescriptsjob/parseuserscriptjob.cpp
--- a/src/ksieveui/managescriptsjob/parseuserscriptjob.cpp
+++ b/src/ksieveui/managescriptsjob/parseuserscriptjob.cpp
@@ -84,7 +84,7 @@
     if (result) {
         emitSuccess(lst);
     } else {
-        emitError(i18n("Script parsing error"));
+        emitError(i18n("Script parsing error."));
     }
 }
 
diff --git a/src/ksieveui/sievescriptdebugger/sievescriptdebuggerfrontendwidget.cpp b/src/ksieveui/sievescriptdebugger/sievescriptdebuggerfrontendwidget.cpp
--- a/src/ksieveui/sievescriptdebugger/sievescriptdebuggerfrontendwidget.cpp
+++ b/src/ksieveui/sievescriptdebugger/sievescriptdebuggerfrontendwidget.cpp
@@ -156,7 +156,7 @@
 
     QTemporaryFile *temporaryFile = new QTemporaryFile();
     if (!temporaryFile->open()) {
-        mSieveScriptDebuggerWarning->setErrorMessage(i18n("Impossible to open temporary file."));
+        mSieveScriptDebuggerWarning->setErrorMessage(i18n("Failed to open temporary file."));
         delete temporaryFile;
         return;
     }