diff --git a/libraries/codemirror/addon/lint/eslint.js b/libraries/codemirror/addon/lint/eslint.js
deleted file mode 100644
index ce6e226a7..000000000
--- a/libraries/codemirror/addon/lint/eslint.js
+++ /dev/null
@@ -1,98 +0,0 @@
-// CodeMirror, copyright (c) by Marijn Haverbeke and others
-// Distributed under an MIT license: http://codemirror.net/LICENSE
-
-(function(mod) {
-  if (typeof exports == "object" && typeof module == "object") // CommonJS
-    mod(require("../../lib/codemirror"));
-  else if (typeof define == "function" && define.amd) // AMD
-    define(["../../lib/codemirror"], mod);
-  else // Plain browser env
-    mod(CodeMirror);
-})(function(CodeMirror) {
-    "use strict";
-
-    async function validatorHtml(text, options) {
-        const result = /<script[^>]*>([\s\S]+)<\/script>/ig.exec(text);
-
-        if (result !== null) {
-            // preceding code is copied over but any (non-newline) character is replaced with space
-            // this will preserve line numbers etc.
-            const prefix = text.substr(0, result.index).replace(/./g, " ");
-
-            const js = prefix + result[1];
-
-            return await validatorJavaScript(js, options);
-        }
-
-        return [];
-    }
-
-    async function validatorJavaScript(text, options) {
-        if (glob.isMobile()
-            || glob.getActiveContextNote() == null
-            || glob.getActiveContextNote().mime === 'application/json') {
-            // eslint doesn't seem to validate pure JSON well
-            return [];
-        }
-
-        await glob.requireLibrary(glob.ESLINT);
-
-        if (text.length > 20000) {
-            console.log("Skipping linting because of large size: ", text.length);
-
-            return [];
-        }
-
-        const errors = new eslint().verify(text, {
-            root: true,
-            parserOptions: {
-                ecmaVersion: "latest"
-            },
-            extends: ['eslint:recommended', 'airbnb-base'],
-            env: {
-                'browser': true,
-                'node': true
-            },
-            rules: {
-                'import/no-unresolved': 'off',
-                'func-names': 'off',
-                'comma-dangle': ['warn'],
-                'padded-blocks': 'off',
-                'linebreak-style': 'off',
-                'class-methods-use-this': 'off',
-                'no-unused-vars': ['warn', { vars: 'local', args: 'after-used' }],
-                'no-nested-ternary': 'off',
-                'no-underscore-dangle': ['error', {'allow': ['_super', '_lookupFactory']}]
-            },
-            globals: {
-                "api": "readonly"
-            }
-        });
-
-        const result = [];
-        if (errors) {
-            parseErrors(errors, result);
-        }
-
-        return result;
-    }
-
-    CodeMirror.registerHelper("lint", "javascript", validatorJavaScript);
-    CodeMirror.registerHelper("lint", "html", validatorHtml);
-
-    function parseErrors(errors, output) {
-        for (const error of errors) {
-            const startLine = error.line - 1;
-            const endLine = error.endLine !== undefined ? error.endLine - 1 : startLine;
-            const startCol = error.column - 1;
-            const endCol = error.endColumn !== undefined ? error.endColumn - 1 : startCol + 1;
-
-            output.push({
-                message: error.message,
-                severity: error.severity === 1 ? "warning" : "error",
-                from: CodeMirror.Pos(startLine, startCol),
-                to: CodeMirror.Pos(endLine, endCol)
-            });
-        }
-    }
-});
diff --git a/src/public/app/services/library_loader.js b/src/public/app/services/library_loader.js
index 7aba0eb38..d1935fe0a 100644
--- a/src/public/app/services/library_loader.js
+++ b/src/public/app/services/library_loader.js
@@ -8,7 +8,6 @@ const CODE_MIRROR = {
         "libraries/codemirror/addon/edit/matchtags.js",
         "libraries/codemirror/addon/fold/xml-fold.js",
         "libraries/codemirror/addon/lint/lint.js",
-        "libraries/codemirror/addon/lint/eslint.js",
         "libraries/codemirror/addon/mode/loadmode.js",
         "libraries/codemirror/addon/mode/multiplex.js",
         "libraries/codemirror/addon/mode/overlay.js",
diff --git a/src/routes/assets.ts b/src/routes/assets.ts
index ddadc9af9..c6f1e7c48 100644
--- a/src/routes/assets.ts
+++ b/src/routes/assets.ts
@@ -70,6 +70,7 @@ function register(app: express.Application) {
     app.use(`/${assetPath}/node_modules/split.js/dist/`, persistentCacheStatic(path.join(srcRoot, '..', 'node_modules/split.js/dist/')));
 
     app.use(`/${assetPath}/node_modules/panzoom/dist/`, persistentCacheStatic(path.join(srcRoot, '..', 'node_modules/panzoom/dist/')));
+
     // i18n
     app.use(`/${assetPath}/node_modules/i18next/`, persistentCacheStatic(path.join(srcRoot, "..", 'node_modules/i18next/')));
     app.use(`/${assetPath}/node_modules/i18next-http-backend/`, persistentCacheStatic(path.join(srcRoot, "..", 'node_modules/i18next-http-backend/')));