diff --git a/src/MainWindow.cpp b/src/MainWindow.cpp
--- a/src/MainWindow.cpp
+++ b/src/MainWindow.cpp
@@ -287,9 +287,12 @@
     // use tab title as caption by default
     QString caption = title;
 
-    // use window title as caption only when enabled and it is not empty
-    if (KonsoleSettings::showWindowTitleOnTitleBar() && !userTitle.isEmpty()) {
-        caption = userTitle;
+    // use window title as caption when this setting is enabled
+    // if the userTitle is empty, use a blank space (using an empty string
+    // removes the dash — before the application name; leaving the dash
+    // looks better)
+    if (KonsoleSettings::showWindowTitleOnTitleBar()) {
+        !userTitle.isEmpty() ? caption = userTitle : caption = QStringLiteral(" ");
     }
 
     if (KonsoleSettings::showAppNameOnTitleBar()) {
diff --git a/src/Vt102Emulation.cpp b/src/Vt102Emulation.cpp
--- a/src/Vt102Emulation.cpp
+++ b/src/Vt102Emulation.cpp
@@ -360,6 +360,12 @@
 
   if (ces(CTL))
   {
+    // ignore control characters in the text part of Xpe (aka OSC) "ESC]"
+    // escape sequences; this matches what XTERM docs say
+    if (Xpe) {
+        return;
+    }
+
     // DEC HACK ALERT! Control Characters are allowed *within* esc sequences in VT100
     // This means, they do neither a resetTokenizer() nor a pushToToken(). Some of them, do
     // of course. Guess this originates from a weakly layered handling of the X-on