diff --git a/diylc/diylc-core/src/org/diylc/presenter/Presenter.java b/diylc/diylc-core/src/org/diylc/presenter/Presenter.java
index 85e1e460..734f7ba9 100644
--- a/diylc/diylc-core/src/org/diylc/presenter/Presenter.java
+++ b/diylc/diylc-core/src/org/diylc/presenter/Presenter.java
@@ -378,7 +378,7 @@ public class Presenter implements IPlugInPort {
     if (projectFileManager.isModified()) {
       int response =
           view.showConfirmDialog(UNSAVED_CHANGES, WARNING,
-              IView.YES_NO_CANCEL_OPTION, IView.WARNING_MESSAGE);
+              IView.YES_NO_CANCEL_OPTION, IView.WARNING_MESSAGE);      
       if (response == IView.YES_OPTION) {
         if (this.getCurrentFileName() == null) {
           File file = view.promptFileSave();
@@ -390,7 +390,7 @@ public class Presenter implements IPlugInPort {
           saveProjectToFile(this.getCurrentFileName(), false);
         }
       }
-      return response != IView.CANCEL_OPTION;
+      return response != IView.CANCEL_OPTION && response >= 0;
     }
     return true;
   }
diff --git a/diylc/diylc-core/src/org/diylc/presenter/update.xml b/diylc/diylc-core/src/org/diylc/presenter/update.xml
index 1cc0ee1e..c810356a 100644
--- a/diylc/diylc-core/src/org/diylc/presenter/update.xml
+++ b/diylc/diylc-core/src/org/diylc/presenter/update.xml
@@ -3076,6 +3076,22 @@
 				</org.diylc.appframework.update.Change>	
 			</changes>
 			<url>https://github.com/bancika/diy-layout-creator/releases</url>
+		</org.diylc.appframework.update.Version>
+		<org.diylc.appframework.update.Version>
+			<versionNumber>
+				<major>4</major>
+				<minor>7</minor>
+				<build>0</build>
+			</versionNumber>
+			<releaseDate>2020-05-03 00:00:00.000 CET</releaseDate>
+			<name></name>
+			<changes>				
+				<org.diylc.appframework.update.Change>
+					<changeType>IMPROVEMENT</changeType>
+					<description>Dismissing the closing confirmation dialog using the "X" button should behave the same as selecting "Cancel"</description>
+				</org.diylc.appframework.update.Change>									
+			</changes>
+			<url>https://github.com/bancika/diy-layout-creator/releases</url>
 		</org.diylc.appframework.update.Version>	
 	</a>
 </java.util.Arrays_-ArrayList>