diff --git a/gradle.properties b/gradle.properties
index 09a84687..bea25497 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -2,4 +2,4 @@ textIoVersionMajor = 1
 textIoVersionMinor = 9
 textIoVersionPatch = 0
 # textIoVersionLabel = rc-1
-textIoReleaseBuild = false
+textIoReleaseBuild = true
diff --git a/text-io-demo/src/main/java/org/beryx/textio/demo/TextIoDemo.java b/text-io-demo/src/main/java/org/beryx/textio/demo/TextIoDemo.java
index ef7010c8..ff1289f9 100644
--- a/text-io-demo/src/main/java/org/beryx/textio/demo/TextIoDemo.java
+++ b/text-io-demo/src/main/java/org/beryx/textio/demo/TextIoDemo.java
@@ -58,7 +58,9 @@ public String toString() {
     }
 
     public static void main(String[] args) {
-        System.setProperty(SwingTextTerminal.PROP_USER_INTERRUPT_KEY, "ctrl C");
+        // Uncomment the line below to trigger a user interrupt in the Swing terminal by typing Ctrl+C (instead of the default Ctrl+Q).
+//        System.setProperty(SwingTextTerminal.PROP_USER_INTERRUPT_KEY, "ctrl C");
+
         TextIO textIO = chooseTextIO();
 
         // Uncomment the line below to ignore user interrupts.