diff --git a/data_preprocessing/requirements.txt b/data_preprocessing/requirements.txt
index c571607..b67ff30 100644
--- a/data_preprocessing/requirements.txt
+++ b/data_preprocessing/requirements.txt
@@ -1,7 +1,7 @@
 numpy==1.14.5
 pandas==0.23.1
 geopy==1.18.1
-dash_html_components==1.0.0
+dash_html_components==2.0.0
 psycopg2==2.8.3
 dash==1.0.0
 dash_core_components==1.0.0