diff --git a/package.json b/package.json
index fcd4144a..d1409b83 100644
--- a/package.json
+++ b/package.json
@@ -21,7 +21,7 @@
   ],
   "license": "SEE LICENSE IN LICENSE.txt",
   "dependencies": {
-    "vscode-chrome-debug-core": "3.15.9",
+    "vscode-chrome-debug-core": "3.16.0",
     "vscode-debugadapter": "1.19.0"
   },
   "devDependencies": {
diff --git a/src/chromeDebug.ts b/src/chromeDebug.ts
index b2c3317a..a8dd8c33 100644
--- a/src/chromeDebug.ts
+++ b/src/chromeDebug.ts
@@ -4,6 +4,7 @@
 
 import {ChromeDebugSession, logger, UrlPathTransformer, BaseSourceMapTransformer} from 'vscode-chrome-debug-core';
 import * as path from 'path';
+import * as os from 'os';
 import {targetFilter} from './utils';
 
 import {ChromeDebugAdapter} from './chromeDebugAdapter';
@@ -16,7 +17,7 @@ let versionWithDefault = typeof VERSION === 'undefined' ? 'unspecified' : VERSIO
 
 // non-.txt file types can't be uploaded to github
 // also note that __dirname here is out/
-const logFilePath = path.resolve(__dirname, '../vscode-chrome-debug.txt');
+const logFilePath = path.resolve(os.tmpdir(), 'vscode-chrome-debug.txt');
 
 // Start a ChromeDebugSession configured to only match 'page' targets, which are Chrome tabs.
 // Cast because DebugSession is declared twice - in this repo's vscode-debugadapter, and that of -core... TODO
diff --git a/src/chromeDebugAdapter.ts b/src/chromeDebugAdapter.ts
index 7089abce..cabf1be4 100644
--- a/src/chromeDebugAdapter.ts
+++ b/src/chromeDebugAdapter.ts
@@ -86,7 +86,7 @@ export class ChromeDebugAdapter extends CoreDebugAdapter {
             });
 
             return args.noDebug ? undefined :
-                this.doAttach(port, launchUrl || args.urlFilter, args.address, args.timeout);
+                this.doAttach(port, launchUrl || args.urlFilter, args.address, args.timeout, undefined, args.extraCRDPChannelPort);
         });
     }
 
@@ -111,8 +111,8 @@ export class ChromeDebugAdapter extends CoreDebugAdapter {
         super.commonArgs(args);
     }
 
-    protected doAttach(port: number, targetUrl?: string, address?: string, timeout?: number): Promise<void> {
-        return super.doAttach(port, targetUrl, address, timeout).then(() => {
+    protected doAttach(port: number, targetUrl?: string, address?: string, timeout?: number, websocketUrl?: string, extraCRDPChannelPort?: number): Promise<void> {
+        return super.doAttach(port, targetUrl, address, timeout, websocketUrl, extraCRDPChannelPort).then(() => {
             // Don't return this promise, a failure shouldn't fail attach
             this.globalEvaluate({ expression: 'navigator.userAgent', silent: true })
                 .then(
diff --git a/test/chromeDebugAdapter.test.ts b/test/chromeDebugAdapter.test.ts
index b8064140..2c70bc8e 100644
--- a/test/chromeDebugAdapter.test.ts
+++ b/test/chromeDebugAdapter.test.ts
@@ -108,7 +108,7 @@ suite('ChromeDebugAdapter', () => {
             require('fs').statSync = () => true;
 
             mockChromeConnection
-                .setup(x => x.attach(It.isValue(undefined), It.isAnyNumber(), It.isAnyString(), It.isValue(undefined)))
+                .setup(x => x.attach(It.isValue(undefined), It.isAnyNumber(), It.isAnyString(), It.isValue(undefined), It.isValue(undefined)))
                 .returns(() => Promise.resolve())
                 .verifiable();