diff --git a/apps/assets/automations/methods.py b/apps/assets/automations/methods.py
index 332923534..8db474d7b 100644
--- a/apps/assets/automations/methods.py
+++ b/apps/assets/automations/methods.py
@@ -39,7 +39,7 @@ def get_platform_automation_methods(path):
             if not path.endswith('manifest.yml'):
                 continue
 
-            with open(path, 'r') as f:
+            with open(path, 'r', encoding='utf8') as f:
                 manifest = yaml_load_with_i18n(f)
                 check_platform_method(manifest, path)
                 manifest['dir'] = os.path.dirname(path)
diff --git a/apps/terminal/models/applet/applet.py b/apps/terminal/models/applet/applet.py
index a83ead302..8293668ed 100644
--- a/apps/terminal/models/applet/applet.py
+++ b/apps/terminal/models/applet/applet.py
@@ -84,7 +84,7 @@ class Applet(JMSBaseModel):
             if not os.path.exists(path):
                 raise ValidationError({'error': _('Applet pkg not valid, Missing file {}').format(name)})
 
-        with open(os.path.join(d, 'manifest.yml')) as f:
+        with open(os.path.join(d, 'manifest.yml'), encoding='utf8') as f:
             manifest = yaml_load_with_i18n(f)
 
         if not manifest.get('name', ''):
@@ -99,7 +99,7 @@ class Applet(JMSBaseModel):
         if not os.path.exists(os.path.join(d, 'platform.yml')):
             return
         try:
-            with open(os.path.join(d, 'platform.yml')) as f:
+            with open(os.path.join(d, 'platform.yml'), encoding='utf8') as f:
                 data = yaml_load_with_i18n(f)
         except Exception as e:
             raise ValidationError({'error': _('Load platform.yml failed: {}').format(e)})