diff --git a/CHANGELOG.md b/CHANGELOG.md
index cf3c5b03c..47810def1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -15,6 +15,7 @@ This release changes the install directory from ~/Mycodo to /opt/Mycodo. This ne
  - Fix display of values <=0 in PID Widget ([#1372](https://github.com/kizniche/Mycodo/issues/1372))
  - Fix MCP23017 Pump Output KeyError
  - Fix displaying Tags on Highcharts Widget
+ - Fix dependencies of Mijia LYWSD03MMC
 
 ### Features
 
@@ -37,6 +38,7 @@ This release changes the install directory from ~/Mycodo to /opt/Mycodo. This ne
  - Change Dashboard grid width from 20 to 24
  - Add endpoint option to RAM Input for when Mycodo is using a non-standard IP/port
  - Add self.control to the Python 3 Code Action
+ - Run widget HTML regeneration in thread
  - Update adafruit-circuitpython-ads1x15 to 2.2.25
  - Update Gridstack to 10.0.1
  - Update alembic to 1.13.1
diff --git a/mycodo/inputs/xiaomi_mijia_lywsd03mmc.py b/mycodo/inputs/xiaomi_mijia_lywsd03mmc.py
index a8239395f..18e2cc6fc 100644
--- a/mycodo/inputs/xiaomi_mijia_lywsd03mmc.py
+++ b/mycodo/inputs/xiaomi_mijia_lywsd03mmc.py
@@ -62,6 +62,7 @@
     'options_disabled': ['interface'],
 
     'dependencies_module': [
+        ('apt', 'libglib2.0', 'libglib2.0'),
         ('apt', 'bluez', 'bluez'),
         ('apt', 'bluetooth', 'bluetooth'),
         ('apt', 'libbluetooth-dev', 'libbluetooth-dev'),
diff --git a/mycodo/mycodo_flask/routes_settings.py b/mycodo/mycodo_flask/routes_settings.py
index 96feb3e87..b2cf7e2ac 100644
--- a/mycodo/mycodo_flask/routes_settings.py
+++ b/mycodo/mycodo_flask/routes_settings.py
@@ -2,8 +2,8 @@
 """collection of Page endpoints."""
 import logging
 import os
-
 import flask_login
+import threading
 from io import BytesIO
 from flask import flash, jsonify, send_file, redirect, render_template, request, url_for
 from flask.blueprints import Blueprint
@@ -636,7 +636,11 @@ def settings_diagnostic():
         elif form_settings_diagnostic.install_dependencies.data:
             utils_settings.settings_diagnostic_install_dependencies()
         elif form_settings_diagnostic.regenerate_widget_html.data:
-            utils_settings.settings_regenerate_widget_html()
+            regen_widget_html = threading.Thread(target=utils_settings.settings_regenerate_widget_html)
+            regen_widget_html.start()
+            flash("Widget HTML Regeneration started in the background. "
+                  "It may take a few seconds to complete. "
+                  "Any errors will appear in the Web Log.", "success")
         elif form_settings_diagnostic.upgrade_master.data:
             utils_settings.settings_diagnostic_upgrade_master()
 
diff --git a/mycodo/mycodo_flask/utils/utils_settings.py b/mycodo/mycodo_flask/utils/utils_settings.py
index 6823fddaa..6e6a12f0e 100644
--- a/mycodo/mycodo_flask/utils/utils_settings.py
+++ b/mycodo/mycodo_flask/utils/utils_settings.py
@@ -1993,25 +1993,23 @@ def install_dependencies():
 
 
 def settings_regenerate_widget_html():
-    action = gettext("Regenerate Widget HTML")
-    error = []
-
-    if not error:
-        try:
-            command = f'/bin/bash {INSTALL_DIRECTORY}/mycodo/scripts/upgrade_commands.sh generate-widget-html'
-            p = subprocess.Popen(command, shell=True)
-            p.communicate()
-
-            cmd = f"{INSTALL_DIRECTORY}/mycodo/scripts/mycodo_wrapper frontend_reload" \
-                  f" | ts '[%Y-%m-%d %H:%M:%S]' >> {DEPENDENCY_LOG_FILE} 2>&1"
-            p = subprocess.Popen(cmd, shell=True)
-            p.communicate()
-        except Exception as except_msg:
-            error.append(except_msg)
-
-    flash("Widget HTML Regeneration complete.", "success")
-    flash_success_errors(
-        error, action, url_for('routes_settings.settings_diagnostic'))
+    try:
+        time.sleep(2)
+
+        cmd = f'/bin/bash {INSTALL_DIRECTORY}/mycodo/scripts/upgrade_commands.sh generate-widget-html'
+        out, err, status = cmd_output(cmd, stdout_pipe=False, user='root')
+        logger.info(
+            "Regenerate Widget HTML: "
+            f"cmd: {cmd}; out: {out}; error: {err}; status: {status}")
+
+        cmd = f"{INSTALL_DIRECTORY}/mycodo/scripts/mycodo_wrapper frontend_reload" \
+              f" | ts '[%Y-%m-%d %H:%M:%S]' >> {DEPENDENCY_LOG_FILE} 2>&1"
+        out, err, status = cmd_output(cmd, stdout_pipe=False, user='root')
+        logger.info(
+            "Frontend reload: "
+            f"cmd: {cmd}; out: {out}; error: {err}; status: {status}")
+    except Exception:
+        logger.exception("Regenerating widget HTML")
 
 
 def settings_diagnostic_upgrade_master():