diff --git a/bin/generate-screenshots.js b/bin/generate-screenshots.js
index 3112d45..1e73ca0 100755
--- a/bin/generate-screenshots.js
+++ b/bin/generate-screenshots.js
@@ -1,4 +1,4 @@
-#!/usr/bin/env node
+#!/usr/bin/env node --disable-proto=delete --disallow-code-generation-from-strings
 
 const {VirtualSequenceDiagram} = require('../lib/sequence-diagram');
 const buffer2stream = require('buffer-to-stream');
diff --git a/bin/sequence-diagram-svg.js b/bin/sequence-diagram-svg.js
index 100e299..2e27dd8 100755
--- a/bin/sequence-diagram-svg.js
+++ b/bin/sequence-diagram-svg.js
@@ -1,4 +1,4 @@
-#!/usr/bin/env node
+#!/usr/bin/env node --disable-proto=delete --disallow-code-generation-from-strings
 
 const {VirtualSequenceDiagram} = require('../lib/sequence-diagram');
 
diff --git a/bin/server.js b/bin/server.js
index b170c88..b00ea4e 100755
--- a/bin/server.js
+++ b/bin/server.js
@@ -1,4 +1,4 @@
-#!/usr/bin/env node
+#!/usr/bin/env node --disable-proto=delete --disallow-code-generation-from-strings
 
 const {Server} = require('./server/Server');
 const {StaticRequestHandler} = require('./server/StaticRequestHandler');
diff --git a/eslintrc.js b/eslintrc.js
index e783427..ca15b98 100644
--- a/eslintrc.js
+++ b/eslintrc.js
@@ -90,7 +90,7 @@ module.exports = {
 		'linebreak-style': ['error', 'unix'],
 		'lines-between-class-members': ['error'],
 		'max-depth': ['error', 4],
-		'max-len': ['error', {'ignoreUrls': true}],
+		'max-len': ['error', {'ignorePattern': '^#!', 'ignoreUrls': true}],
 		'max-lines': ['error', 800],
 		'max-nested-callbacks': ['error', 4], // Includes jasmine blocks
 		'max-params': ['error', 4],