diff --git a/src/browser/base/content/zen-components b/src/browser/base/content/zen-components
index 078f5ff99..4d8d109e7 160000
--- a/src/browser/base/content/zen-components
+++ b/src/browser/base/content/zen-components
@@ -1 +1 @@
-Subproject commit 078f5ff992962e8b3b316a0c9c998d4b2823dd6c
+Subproject commit 4d8d109e7878c85d500e8f0042b4f05cb28123fc
diff --git a/src/browser/components/preferences/zen-settings.js b/src/browser/components/preferences/zen-settings.js
index 0d9fa6213..004002dc8 100644
--- a/src/browser/components/preferences/zen-settings.js
+++ b/src/browser/components/preferences/zen-settings.js
@@ -99,6 +99,22 @@ var gZenMarketplaceManager = {
     this.triggerThemeUpdate();
   },
 
+  async disableTheme(themeId) {
+    let themes = await this._getThemes();
+    let theme = themes[themeId];
+    theme.disabled = true;
+    await IOUtils.writeJSON(this.themesDataFile, themes);
+    this.triggerThemeUpdate();
+  },
+
+  async enableTheme(themeId) {
+    let themes = await this._getThemes();
+    let theme = themes[themeId];
+    theme.disabled = false;
+    await IOUtils.writeJSON(this.themesDataFile, themes);
+    this.triggerThemeUpdate();
+  },
+
   async _getThemes() {
     if (!this._themes) {
       if (!(await IOUtils.exists(this.themesDataFile))) {