diff --git a/package.json b/package.json
index eb97d01..4e68462 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,7 @@
         "url": "https://github.com/eamodio/vscode-gitlens.git"
     },
     "engines": {
-        "vscode": "^1.30.0"
+        "vscode": "^1.31.0"
     },
     "main": "./dist/extension",
     "icon": "images/gitlens-icon.png",
diff --git a/src/commands/diffDirectory.ts b/src/commands/diffDirectory.ts
index eb82b59..7a5fdcf 100644
--- a/src/commands/diffDirectory.ts
+++ b/src/commands/diffDirectory.ts
@@ -1,6 +1,6 @@
 'use strict';
-import { commands, TextEditor, Uri, window } from 'vscode';
-import { BuiltInCommands, GlyphChars } from '../constants';
+import { env, TextEditor, Uri, window } from 'vscode';
+import { GlyphChars } from '../constants';
 import { Container } from '../container';
 import { Logger } from '../logger';
 import { Messages } from '../messages';
@@ -95,8 +95,7 @@ export class DiffDirectoryCommand extends ActiveEditorCommand {
                 );
                 if (!result) return undefined;
 
-                return commands.executeCommand(
-                    BuiltInCommands.Open,
+                return env.openExternal(
                     Uri.parse('https://git-scm.com/docs/git-config#Documentation/git-config.txt-difftool')
                 );
             }
diff --git a/src/commands/externalDiff.ts b/src/commands/externalDiff.ts
index bae1425..deb1cc9 100644
--- a/src/commands/externalDiff.ts
+++ b/src/commands/externalDiff.ts
@@ -1,6 +1,6 @@
 'use strict';
-import { commands, SourceControlResourceState, Uri, window } from 'vscode';
-import { BuiltInCommands, GlyphChars } from '../constants';
+import { env, SourceControlResourceState, Uri, window } from 'vscode';
+import { GlyphChars } from '../constants';
 import { Container } from '../container';
 import { GitService, GitUri } from '../git/gitService';
 import { Logger } from '../logger';
@@ -195,8 +195,7 @@ export class ExternalDiffCommand extends Command {
                 );
                 if (!result) return undefined;
 
-                return commands.executeCommand(
-                    BuiltInCommands.Open,
+                return env.openExternal(
                     Uri.parse('https://git-scm.com/docs/git-config#Documentation/git-config.txt-difftool')
                 );
             }
diff --git a/src/git/remotes/provider.ts b/src/git/remotes/provider.ts
index 8442a33..af78b5d 100644
--- a/src/git/remotes/provider.ts
+++ b/src/git/remotes/provider.ts
@@ -1,6 +1,5 @@
 'use strict';
-import { commands, env, Range, Uri, window } from 'vscode';
-import { BuiltInCommands } from '../../constants';
+import { env, Range, Uri, window } from 'vscode';
 import { Logger } from '../../logger';
 import { Messages } from '../../messages';
 import { GitLogCommit } from '../models/logCommit';
@@ -115,7 +114,7 @@ export abstract class RemoteProvider {
     private openUrl(url?: string): Thenable<{} | undefined> {
         if (url === undefined) return Promise.resolve(undefined);
 
-        return commands.executeCommand(BuiltInCommands.Open, Uri.parse(url));
+        return env.openExternal(Uri.parse(url));
     }
 
     async copy(resource: RemoteResource): Promise<{} | undefined> {
diff --git a/src/messages.ts b/src/messages.ts
index 70804d1..3d07a60 100644
--- a/src/messages.ts
+++ b/src/messages.ts
@@ -1,8 +1,8 @@
 'use strict';
-import { commands, ConfigurationTarget, MessageItem, Uri, window } from 'vscode';
+import { commands, ConfigurationTarget, env, MessageItem, Uri, window } from 'vscode';
 import { Commands } from './commands';
 import { configuration, ViewLocation } from './configuration';
-import { BuiltInCommands, CommandContext, setCommandContext } from './constants';
+import { CommandContext, setCommandContext } from './constants';
 import { GitCommit } from './git/gitService';
 import { Logger } from './logger';
 import { Versions } from './system';
@@ -129,7 +129,7 @@ export class Messages {
             if (uri !== undefined) {
                 await setCommandContext(CommandContext.ViewsHideSupportGitLens, true);
                 await this.suppressedMessage(SuppressedMessages.SupportGitLensNotification!);
-                await commands.executeCommand(BuiltInCommands.Open, uri);
+                await env.openExternal(uri);
             }
         }
     }
@@ -182,16 +182,10 @@ export class Messages {
                 await commands.executeCommand(Commands.ShowWelcomePage);
             }
             else if (result === actions[1]) {
-                await commands.executeCommand(
-                    BuiltInCommands.Open,
-                    Uri.parse('https://github.com/eamodio/vscode-gitlens/blob/master/CHANGELOG.md')
-                );
+                await env.openExternal(Uri.parse('https://github.com/eamodio/vscode-gitlens/blob/master/CHANGELOG.md'));
             }
             else if (result === actions[2]) {
-                await commands.executeCommand(
-                    BuiltInCommands.Open,
-                    Uri.parse('https://gitlens.amod.io/#support-gitlens')
-                );
+                await env.openExternal(Uri.parse('https://gitlens.amod.io/#support-gitlens'));
             }
         }
     }