diff --git a/packages/node_modules/@node-red/editor-api/lib/editor/theme.js b/packages/node_modules/@node-red/editor-api/lib/editor/theme.js
index 7be8868d3..c21a7e6e7 100644
--- a/packages/node_modules/@node-red/editor-api/lib/editor/theme.js
+++ b/packages/node_modules/@node-red/editor-api/lib/editor/theme.js
@@ -327,9 +327,8 @@ module.exports = {
                         themeContext.header.url = themePlugin.header.url || themeContext.header.url
                     }
                 }
-                if(theme.codeEditor) {
-                    theme.codeEditor.options = Object.assign({}, themePlugin.monacoOptions, theme.codeEditor.options);
-                }
+                theme.codeEditor = theme.codeEditor || {}
+                theme.codeEditor.options = Object.assign({}, themePlugin.monacoOptions, theme.codeEditor.options);
             }
             activeThemeInitialised = true;
         }