diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index e10443e..d986890
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 attrs==19.3.0
 bokeh==2.0.0
-certifi==2019.11.28
+certifi==2022.12.7
 cfgv==3.1.0
 chardet==3.0.4
 Click==7.0