diff --git a/Frameworks/DocumentWindow/src/DocumentController.mm b/Frameworks/DocumentWindow/src/DocumentController.mm
index 4ae333ce..33fe3ee2 100644
--- a/Frameworks/DocumentWindow/src/DocumentController.mm
+++ b/Frameworks/DocumentWindow/src/DocumentController.mm
@@ -19,7 +19,6 @@
 #import <HTMLOutputWindow/HTMLOutputWindow.h>
 #import <OakFilterList/FileChooser.h>
 #import <OakSystem/application.h>
-#import <OakSystem/process.h>
 #import <Find/Find.h>
 #import <BundlesManager/BundlesManager.h>
 #import <network/network.h>
@@ -652,7 +651,7 @@ namespace
 		OakShowAlertForWindow(alert, self.window, ^(NSInteger returnCode){
 			if(returnCode == NSAlertDefaultReturn) /* "Stop" */
 			{
-				oak::kill_process_group_in_background(_runner->process_id());
+				[_htmlOutputView stopLoading];
 				_runner.reset();
 				[sender performSelector:@selector(performClose:) withObject:self afterDelay:0];
 			}
@@ -1290,7 +1289,7 @@ namespace
 			auto sheetResponseHandler = ^(NSInteger returnCode){
 				if(returnCode == NSAlertDefaultReturn) /* "Stop" */
 				{
-					oak::kill_process_group_in_background(candidate.commandRunner->process_id());
+					[candidate.htmlOutputView stopLoading];
 					dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
 						candidate.commandRunner->wait_for_command(); // Must not be called in main queue
 						dispatch_async(dispatch_get_main_queue(), ^{
diff --git a/Frameworks/HTMLOutputWindow/src/HTMLOutputWindow.mm b/Frameworks/HTMLOutputWindow/src/HTMLOutputWindow.mm
index 286a5646..b5861071 100644
--- a/Frameworks/HTMLOutputWindow/src/HTMLOutputWindow.mm
+++ b/Frameworks/HTMLOutputWindow/src/HTMLOutputWindow.mm
@@ -1,7 +1,6 @@
 #import "HTMLOutputWindow.h"
 #import <OakAppKit/OakAppKit.h>
 #import <OakFoundation/NSString Additions.h>
-#import <OakSystem/process.h>
 #import <command/runner.h>
 #import <oak/debug.h>
 
@@ -108,7 +107,7 @@ OAK_DEBUG_VAR(HTMLOutputWindow);
 		if(returnCode == NSAlertDefaultReturn) /* "Stop" */
 		{
 			[self.window orderOut:self];
-			oak::kill_process_group_in_background(_commandRunner->process_id());
+			[self.htmlOutputView stopLoading];
 			[self.window close];
 		}
 	});
diff --git a/Frameworks/HTMLOutputWindow/target b/Frameworks/HTMLOutputWindow/target
index 4326a7ce..f2465ac3 100644
--- a/Frameworks/HTMLOutputWindow/target
+++ b/Frameworks/HTMLOutputWindow/target
@@ -1,4 +1,4 @@
 SOURCES      = src/*.mm
 EXPORT       = src/HTMLOutputWindow.h
-LINK        += HTMLOutput OakAppKit OakFoundation OakSystem command
+LINK        += HTMLOutput OakAppKit OakFoundation command
 FRAMEWORKS   = Cocoa