diff --git a/lib/editor/tiny/plugins/html/amd/build/common.min.js b/lib/editor/tiny/plugins/html/amd/build/common.min.js
index 1b81857a5bcf1..0e6d2b8fa4c13 100644
--- a/lib/editor/tiny/plugins/html/amd/build/common.min.js
+++ b/lib/editor/tiny/plugins/html/amd/build/common.min.js
@@ -1,3 +1,3 @@
-define("tiny_html/common",["exports"],(function(_exports){Object.defineProperty(_exports,"__esModule",{value:!0}),_exports.default=void 0;var _default={component:"tiny_html",pluginName:"".concat("tiny_html","/plugin"),codeMirrorStyle:"\n                  .modal-codemirror-container {\n                    position: absolute;\n                    top: 40px;\n                    bottom: 50px;\n                    left: 15px;\n                    right: 15px;\n                    overflow: scroll;\n                    border: 1px solid #c7cace;\n                    border-radius: 5px;\n                  }\n                "};return _exports.default=_default,_exports.default}));
+define("tiny_html/common",["exports"],(function(_exports){Object.defineProperty(_exports,"__esModule",{value:!0}),_exports.default=void 0;var _default={component:"tiny_html",pluginName:"".concat("tiny_html","/plugin"),codeMirrorStyle:"\n      .modal-codemirror-container {\n        position: absolute;\n        top: 40px;\n        bottom: 50px;\n        left: 15px;\n        right: 15px;\n        overflow: scroll;\n        border: 1px solid #c7cace;\n        border-radius: 5px;\n      }\n      .modal-codemirror-container {\n      .cm-editor {\n        height: 100%;\n      }\n    "};return _exports.default=_default,_exports.default}));
 
 //# sourceMappingURL=common.min.js.map
\ No newline at end of file
diff --git a/lib/editor/tiny/plugins/html/amd/build/common.min.js.map b/lib/editor/tiny/plugins/html/amd/build/common.min.js.map
index a40f3f84414d5..84c0cabc7f480 100644
--- a/lib/editor/tiny/plugins/html/amd/build/common.min.js.map
+++ b/lib/editor/tiny/plugins/html/amd/build/common.min.js.map
@@ -1 +1 @@
-{"version":3,"file":"common.min.js","sources":["../src/common.js"],"sourcesContent":["// This file is part of Moodle - https://moodle.org/\n//\n// Moodle is free software: you can redistribute it and/or modify\n// it under the terms of the GNU General Public License as published by\n// the Free Software Foundation, either version 3 of the License, or\n// (at your option) any later version.\n//\n// Moodle is distributed in the hope that it will be useful,\n// but WITHOUT ANY WARRANTY; without even the implied warranty of\n// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n// GNU General Public License for more details.\n//\n// You should have received a copy of the GNU General Public License\n// along with Moodle.  If not, see <https://www.gnu.org/licenses/>.\n\n/**\n * Common values helper for the Moodle tiny_html plugin.\n *\n * @module      tiny_html/common\n * @copyright   2023 Matt Porritt <matt.porritt@moodle.com>\n * @license     http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later\n */\n\nconst component = 'tiny_html';\n\nexport default {\n    component,\n    pluginName: `${component}/plugin`,\n    codeMirrorStyle: `\n                  .modal-codemirror-container {\n                    position: absolute;\n                    top: 40px;\n                    bottom: 50px;\n                    left: 15px;\n                    right: 15px;\n                    overflow: scroll;\n                    border: 1px solid #c7cace;\n                    border-radius: 5px;\n                  }\n                `\n};\n"],"names":["component","pluginName","codeMirrorStyle"],"mappings":"uJAyBe,CACXA,UAHc,YAIdC,qBAJc,uBAKdC"}
\ No newline at end of file
+{"version":3,"file":"common.min.js","sources":["../src/common.js"],"sourcesContent":["// This file is part of Moodle - https://moodle.org/\n//\n// Moodle is free software: you can redistribute it and/or modify\n// it under the terms of the GNU General Public License as published by\n// the Free Software Foundation, either version 3 of the License, or\n// (at your option) any later version.\n//\n// Moodle is distributed in the hope that it will be useful,\n// but WITHOUT ANY WARRANTY; without even the implied warranty of\n// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n// GNU General Public License for more details.\n//\n// You should have received a copy of the GNU General Public License\n// along with Moodle.  If not, see <https://www.gnu.org/licenses/>.\n\n/**\n * Common values helper for the Moodle tiny_html plugin.\n *\n * @module      tiny_html/common\n * @copyright   2023 Matt Porritt <matt.porritt@moodle.com>\n * @license     http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later\n */\n\nconst component = 'tiny_html';\n\nexport default {\n    component,\n    pluginName: `${component}/plugin`,\n    codeMirrorStyle: `\n      .modal-codemirror-container {\n        position: absolute;\n        top: 40px;\n        bottom: 50px;\n        left: 15px;\n        right: 15px;\n        overflow: scroll;\n        border: 1px solid #c7cace;\n        border-radius: 5px;\n      }\n      .modal-codemirror-container {\n      .cm-editor {\n        height: 100%;\n      }\n    `,\n};\n"],"names":["component","pluginName","codeMirrorStyle"],"mappings":"uJAyBe,CACXA,UAHc,YAIdC,qBAJc,uBAKdC"}
\ No newline at end of file
diff --git a/lib/editor/tiny/plugins/html/amd/src/common.js b/lib/editor/tiny/plugins/html/amd/src/common.js
index 72c5fdb932318..218eda4276f43 100644
--- a/lib/editor/tiny/plugins/html/amd/src/common.js
+++ b/lib/editor/tiny/plugins/html/amd/src/common.js
@@ -27,15 +27,19 @@ export default {
     component,
     pluginName: `${component}/plugin`,
     codeMirrorStyle: `
-                  .modal-codemirror-container {
-                    position: absolute;
-                    top: 40px;
-                    bottom: 50px;
-                    left: 15px;
-                    right: 15px;
-                    overflow: scroll;
-                    border: 1px solid #c7cace;
-                    border-radius: 5px;
-                  }
-                `
+      .modal-codemirror-container {
+        position: absolute;
+        top: 40px;
+        bottom: 50px;
+        left: 15px;
+        right: 15px;
+        overflow: scroll;
+        border: 1px solid #c7cace;
+        border-radius: 5px;
+      }
+      .modal-codemirror-container {
+      .cm-editor {
+        height: 100%;
+      }
+    `,
 };