diff --git a/requirements-test.txt b/requirements-test.txt
index 9ccd896..64887b7 100644
--- a/requirements-test.txt
+++ b/requirements-test.txt
@@ -9,7 +9,7 @@ backcall==0.1.0
 bcrypt==3.1.4
 binaryornot==0.4.4
 blinker==1.4
-certifi==2018.8.24
+certifi==2022.12.7
 cffi==1.11.5
 chardet==3.0.4
 Click==7.0
diff --git a/requirements.txt b/requirements.txt
index 0553f7d..a71321b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ attrs==18.2.0
 backcall==0.1.0
 bcrypt==3.1.4
 blinker==1.4
-certifi==2018.8.24
+certifi==2022.12.7
 cffi==1.11.5
 chardet==3.0.4
 Click==7.0