diff --git a/Documentation/js_licenses.txt b/Documentation/js_licenses.txt
index 4c594892..e14df57 100644
--- a/Documentation/js_licenses.txt
+++ b/Documentation/js_licenses.txt
@@ -590,6 +590,39 @@
 ----
 
 
+[[codemirror-minified]]
+codemirror-minified
+
+* codemirror-minified
+
+[[codemirror-minified_license]]
+----
+The MIT License (MIT)
+
+Copyright (c) 2016 Marijn Haverbeke <marijnh@gmail.com> and others
+Copyright (c) 2016 Michael Zhou <zhoumotongxue008@gmail.com>
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+
+----
+
+
 [[font-roboto-local-fonts-roboto]]
 font-roboto-local-fonts-roboto
 
diff --git a/Documentation/licenses.txt b/Documentation/licenses.txt
index 45b1e66..1d96189 100644
--- a/Documentation/licenses.txt
+++ b/Documentation/licenses.txt
@@ -3549,6 +3549,39 @@
 ----
 
 
+[[codemirror-minified]]
+codemirror-minified
+
+* codemirror-minified
+
+[[codemirror-minified_license]]
+----
+The MIT License (MIT)
+
+Copyright (c) 2016 Marijn Haverbeke <marijnh@gmail.com> and others
+Copyright (c) 2016 Michael Zhou <zhoumotongxue008@gmail.com>
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+
+----
+
+
 [[font-roboto-local-fonts-roboto]]
 font-roboto-local-fonts-roboto
 
diff --git a/polygerrit-ui/app/node_modules_licenses/licenses.ts b/polygerrit-ui/app/node_modules_licenses/licenses.ts
index 33e1afef..ac49388 100644
--- a/polygerrit-ui/app/node_modules_licenses/licenses.ts
+++ b/polygerrit-ui/app/node_modules_licenses/licenses.ts
@@ -312,6 +312,14 @@
     }
   },
   {
+    name: "codemirror-minified",
+    license: {
+      name: "codemirror-minified",
+      type: LicenseTypes.Mit,
+      packageLicenseFile: "LICENSE",
+    }
+  },
+  {
     name: "isarray",
     license: SharedLicenses.IsArray
   },
diff --git a/polygerrit-ui/app/package.json b/polygerrit-ui/app/package.json
index bd0ee89..d250537 100644
--- a/polygerrit-ui/app/package.json
+++ b/polygerrit-ui/app/package.json
@@ -35,6 +35,7 @@
     "@webcomponents/shadycss": "^1.10.2",
     "@webcomponents/webcomponentsjs": "^1.3.3",
     "ba-linkify": "file:../../lib/ba-linkify/src/",
+    "codemirror-minified": "^5.60.0",
     "lit-element": "^2.4.0",
     "page": "^1.11.6",
     "polymer-bridges": "file:../../polymer-bridges/",
diff --git a/polygerrit-ui/app/yarn.lock b/polygerrit-ui/app/yarn.lock
index 5240c8c..fa35f288 100644
--- a/polygerrit-ui/app/yarn.lock
+++ b/polygerrit-ui/app/yarn.lock
@@ -418,6 +418,11 @@
 "ba-linkify@file:../../lib/ba-linkify/src":
   version "1.0.0"
 
+codemirror-minified@^5.60.0:
+  version "5.60.0"
+  resolved "https://registry.yarnpkg.com/codemirror-minified/-/codemirror-minified-5.60.0.tgz#d0d8b62ab6d50864903f812cd203b97193b1fb75"
+  integrity sha512-Ru9aChh07DwYrUEfI+LznD3l8GxOPlYKAqcG8qxIlxRZTyw4BPfZsV5m1oUz1y6knxaPxa23FwM/R5rWggRnKg==
+
 isarray@0.0.1:
   version "0.0.1"
   resolved "https://registry.yarnpkg.com/isarray/-/isarray-0.0.1.tgz#8a18acfca9a8f4177e09abfc6038939b05d1eedf"