diff --git a/dash/dash.py b/dash/dash.py
index 69707560dc..27c0a90721 100644
--- a/dash/dash.py
+++ b/dash/dash.py
@@ -89,7 +89,7 @@ def __init__(
             external_scripts=None,
             external_stylesheets=None,
             hot_reload=False,
-            hot_reload_interval=1000,
+            hot_reload_interval=3000,
             suppress_callback_exceptions=None,
             **kwargs):
 
@@ -308,7 +308,6 @@ def _config(self):
         }
         if self._reload_hash:
             config['hot_reload'] = {
-                'hash': self._reload_hash,
                 'interval': self._reload_interval
             }
         return config
diff --git a/dev-requirements-py37.txt b/dev-requirements-py37.txt
index 58007a0c87..b438480a8a 100644
--- a/dev-requirements-py37.txt
+++ b/dev-requirements-py37.txt
@@ -1,5 +1,5 @@
 dash_core_components>=0.27.2
-dash_html_components>=0.13.0rc2
+dash_html_components==0.12.0
 dash-flow-example==0.0.3
 dash-dangerously-set-inner-html
 dash_renderer