diff --git a/requirements.txt b/requirements.txt
index ce02fc13..47c14ba7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ atomicwrites==1.3.0
 attrs==19.1.0
 bleach==3.1.0
 box2d-py==2.3.8
-certifi==2019.3.9
+certifi==2022.12.7
 chardet==3.0.4
 cloudpickle==0.8.0
 cymem==2.0.2
diff --git a/travis-requirements.txt b/travis-requirements.txt
index ce02fc13..47c14ba7 100644
--- a/travis-requirements.txt
+++ b/travis-requirements.txt
@@ -3,7 +3,7 @@ atomicwrites==1.3.0
 attrs==19.1.0
 bleach==3.1.0
 box2d-py==2.3.8
-certifi==2019.3.9
+certifi==2022.12.7
 chardet==3.0.4
 cloudpickle==0.8.0
 cymem==2.0.2