diff --git a/web_widget_bokeh_chart/readme/INSTALL.rst b/web_widget_bokeh_chart/readme/INSTALL.rst
index ca0877e85..f23acddee 100644
--- a/web_widget_bokeh_chart/readme/INSTALL.rst
+++ b/web_widget_bokeh_chart/readme/INSTALL.rst
@@ -1,3 +1,3 @@
 You need to install the python bokeh library::
 
-    pip3 install bokeh==1.1.0
+    pip3 install bokeh==2.3.1