diff --git a/DockPhobia/AppDelegate.swift b/DockPhobia/AppDelegate.swift
index a6a8952..4de612c 100644
--- a/DockPhobia/AppDelegate.swift
+++ b/DockPhobia/AppDelegate.swift
@@ -14,14 +14,17 @@ class AppDelegate: NSObject, NSApplicationDelegate {
 	@IBOutlet var window: NSWindow!
 	
 	@IBAction func startStopButton(_ sender: Any) {
-		print("button pressed")
+		if mouseTracker.monitor != nil {
+			mouseTracker.addMonitor()
+		} else {
+			mouseTracker.removeMonitor()
+		}
 	}
 	var mouseTracker = MouseTracker()
 	
 	
 	func applicationDidFinishLaunching(_ aNotification: Notification) {
 		// Insert code here to initialize your application
-		mouseTracker.addMonitor()
 	}
 	
 	func applicationWillTerminate(_ aNotification: Notification) {
diff --git a/DockPhobia/Base.lproj/MainMenu.xib b/DockPhobia/Base.lproj/MainMenu.xib
index 31047ef..a4bc9a6 100644
--- a/DockPhobia/Base.lproj/MainMenu.xib
+++ b/DockPhobia/Base.lproj/MainMenu.xib
@@ -435,6 +435,9 @@
                             <behavior key="behavior" pushIn="YES" lightByBackground="YES" lightByGray="YES"/>
                             <font key="font" metaFont="system"/>
                         </buttonCell>
+                        <connections>
+                            <action selector="startStopButton:" target="Voe-Tx-rLC" id="hVa-jw-V1p"/>
+                        </connections>
                     </button>
                     <button verticalHuggingPriority="750" fixedFrame="YES" translatesAutoresizingMaskIntoConstraints="NO" id="vxC-at-nRH">
                         <rect key="frame" x="84" y="216" width="75" height="32"/>
@@ -453,6 +456,9 @@
                         <buttonCell key="cell" type="smallSquare" title="Start/Stop" bezelStyle="smallSquare" image="NSAddTemplate" imagePosition="overlaps" alignment="center" lineBreakMode="truncatingTail" state="on" borderStyle="border" imageScaling="proportionallyDown" inset="2" id="OFW-KM-Pfq">
                             <behavior key="behavior" pushIn="YES" lightByBackground="YES" lightByGray="YES"/>
                             <font key="font" metaFont="system"/>
+                            <connections>
+                                <action selector="startStopButton:" target="Voe-Tx-rLC" id="qYV-K4-lqf"/>
+                            </connections>
                         </buttonCell>
                     </button>
                 </subviews>
diff --git a/DockPhobia/DockPhobia.entitlements b/DockPhobia/DockPhobia.entitlements
index 49ad0bb..39f9416 100644
--- a/DockPhobia/DockPhobia.entitlements
+++ b/DockPhobia/DockPhobia.entitlements
@@ -4,5 +4,9 @@
 <dict>
 	<key>com.apple.security.automation.apple-events</key>
 	<true/>
+	<key>com.apple.security.temporary-exception.apple-events</key>
+	<array>
+		<string>System Events</string>
+	</array>
 </dict>
 </plist>