diff --git a/BuildTimeAnalyzer.xcodeproj/project.pbxproj b/BuildTimeAnalyzer.xcodeproj/project.pbxproj
index 1b6afa6..da2e3ab 100644
--- a/BuildTimeAnalyzer.xcodeproj/project.pbxproj
+++ b/BuildTimeAnalyzer.xcodeproj/project.pbxproj
@@ -454,9 +454,17 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
+				AUTOMATION_APPLE_EVENTS = YES;
 				CODE_SIGN_IDENTITY = "-";
 				COMBINE_HIDPI_IMAGES = YES;
 				DEAD_CODE_STRIPPING = YES;
+				ENABLE_HARDENED_RUNTIME = YES;
+				ENABLE_RESOURCE_ACCESS_AUDIO_INPUT = NO;
+				ENABLE_RESOURCE_ACCESS_CALENDARS = NO;
+				ENABLE_RESOURCE_ACCESS_CAMERA = NO;
+				ENABLE_RESOURCE_ACCESS_CONTACTS = NO;
+				ENABLE_RESOURCE_ACCESS_LOCATION = NO;
+				ENABLE_RESOURCE_ACCESS_PHOTO_LIBRARY = NO;
 				INFOPLIST_FILE = BuildTimeAnalyzer/Info.plist;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
@@ -465,6 +473,12 @@
 				MACOSX_DEPLOYMENT_TARGET = 26.0;
 				PRODUCT_BUNDLE_IDENTIFIER = uk.co.canemedia.BuildTimeAnalyzer;
 				PRODUCT_NAME = "$(TARGET_NAME)";
+				RUNTIME_EXCEPTION_ALLOW_DYLD_ENVIRONMENT_VARIABLES = NO;
+				RUNTIME_EXCEPTION_ALLOW_JIT = NO;
+				RUNTIME_EXCEPTION_ALLOW_UNSIGNED_EXECUTABLE_MEMORY = NO;
+				RUNTIME_EXCEPTION_DEBUGGING_TOOL = NO;
+				RUNTIME_EXCEPTION_DISABLE_EXECUTABLE_PAGE_PROTECTION = NO;
+				RUNTIME_EXCEPTION_DISABLE_LIBRARY_VALIDATION = NO;
 				SWIFT_OBJC_BRIDGING_HEADER = "";
 			};
 			name = Debug;
@@ -473,9 +487,17 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
+				AUTOMATION_APPLE_EVENTS = YES;
 				CODE_SIGN_IDENTITY = "-";
 				COMBINE_HIDPI_IMAGES = YES;
 				DEAD_CODE_STRIPPING = YES;
+				ENABLE_HARDENED_RUNTIME = YES;
+				ENABLE_RESOURCE_ACCESS_AUDIO_INPUT = NO;
+				ENABLE_RESOURCE_ACCESS_CALENDARS = NO;
+				ENABLE_RESOURCE_ACCESS_CAMERA = NO;
+				ENABLE_RESOURCE_ACCESS_CONTACTS = NO;
+				ENABLE_RESOURCE_ACCESS_LOCATION = NO;
+				ENABLE_RESOURCE_ACCESS_PHOTO_LIBRARY = NO;
 				INFOPLIST_FILE = BuildTimeAnalyzer/Info.plist;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
@@ -484,6 +506,12 @@
 				MACOSX_DEPLOYMENT_TARGET = 26.0;
 				PRODUCT_BUNDLE_IDENTIFIER = uk.co.canemedia.BuildTimeAnalyzer;
 				PRODUCT_NAME = "$(TARGET_NAME)";
+				RUNTIME_EXCEPTION_ALLOW_DYLD_ENVIRONMENT_VARIABLES = NO;
+				RUNTIME_EXCEPTION_ALLOW_JIT = NO;
+				RUNTIME_EXCEPTION_ALLOW_UNSIGNED_EXECUTABLE_MEMORY = NO;
+				RUNTIME_EXCEPTION_DEBUGGING_TOOL = NO;
+				RUNTIME_EXCEPTION_DISABLE_EXECUTABLE_PAGE_PROTECTION = NO;
+				RUNTIME_EXCEPTION_DISABLE_LIBRARY_VALIDATION = NO;
 				SWIFT_OBJC_BRIDGING_HEADER = "";
 			};
 			name = Release;
diff --git a/BuildTimeAnalyzer/Info.plist b/BuildTimeAnalyzer/Info.plist
index 7f529ac..84e5d89 100644
--- a/BuildTimeAnalyzer/Info.plist
+++ b/BuildTimeAnalyzer/Info.plist
@@ -26,6 +26,10 @@
 	<string>$(MACOSX_DEPLOYMENT_TARGET)</string>
 	<key>NSHumanReadableCopyright</key>
 	<string>Copyright © 2016 Cane Media Ltd. All rights reserved.</string>
+	<key>NSAppleEventsUsageDescription</key>
+	<string>BuildTimeAnalyzer needs to control Xcode to jump to the selected file and line.</string>
+	<key>NSAccessibilityUsageDescription</key>
+	<string>BuildTimeAnalyzer needs Accessibility to  jump to the selected file and line.</string>
 	<key>NSMainStoryboardFile</key>
 	<string>Main</string>
 	<key>NSPrincipalClass</key>
diff --git a/BuildTimeAnalyzer/ViewController.swift b/BuildTimeAnalyzer/ViewController.swift
index 2bae11d..bc2abfc 100644
--- a/BuildTimeAnalyzer/ViewController.swift
+++ b/BuildTimeAnalyzer/ViewController.swift
@@ -76,7 +76,9 @@ class ViewController: NSViewController {
     }
     
     @objc func windowWillClose(notification: NSNotification) {
-        guard let object = notification.object, !(object is NSPanel) else { return }
+        guard let closingWindow = notification.object as? NSWindow,
+              closingWindow == view.window else { return }
+
         NotificationCenter.default.removeObserver(self)
         
         processor.shouldCancel = true
@@ -307,25 +309,35 @@ extension ViewController: NSTableViewDataSource {
     
     func tableView(_ tableView: NSTableView, shouldSelectRow row: Int) -> Bool {
         guard let item = dataSource.measure(index: row) else { return false }
-        let url = URL(fileURLWithPath: item.path, isDirectory: true)
-        NSWorkspace.shared.open(url)
 
+        let escapedPath = item.path.replacingOccurrences(of: "\"", with: "\\\"")
         let gotoLineScript =
             "tell application \"Xcode\"\n" +
             "  activate\n" +
+            "  open POSIX file \"\(escapedPath)\"\n" +
             "end tell\n" +
             "tell application \"System Events\"\n" +
-            "  keystroke \"l\" using command down\n" +
-            "  keystroke \"\(item.location)\"\n" +
-            "  keystroke return\n" +
+            "  repeat until (frontmost of process \"Xcode\")\n" +
+            "    delay 0.05\n" +
+            "  end repeat\n" +
+            "  tell process \"Xcode\"\n" +
+            "    keystroke \"l\" using command down\n" +
+            "    delay 0.2\n" +
+            "    keystroke \"\(item.location)\"\n" +
+            "    keystroke return\n" +
+            "  end tell\n" +
             "end tell"
 
         DispatchQueue.global().async {
+            var error: NSDictionary?
             if let script = NSAppleScript(source: gotoLineScript) {
-                script.executeAndReturnError(nil)
+                script.executeAndReturnError(&error)
+            }
+            if let error = error {
+                print("Failed to jump to line in Xcode: \(error)")
             }
         }
-        
+
         return true
     }
 }