diff --git a/automated_detection_testing/requirements.txt b/automated_detection_testing/requirements.txt
index e8556c80d5..c5dcf88ca2 100644
--- a/automated_detection_testing/requirements.txt
+++ b/automated_detection_testing/requirements.txt
@@ -15,7 +15,7 @@ azure-mgmt-resource==17.0.0
 bcrypt==3.2.0
 boto3==1.17.104
 botocore==1.20.74
-certifi==2020.12.5
+certifi==2021.5.30
 cffi==1.14.5
 cfgv==3.3.0
 chardet==4.0.0
diff --git a/requirements.txt b/requirements.txt
index 6745f845cb..9f8ffedac6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ aspy.yaml==1.3.0
 attackcti==0.3.4.3
 attrs==21.2.0
 CacheControl==0.12.6
-certifi==2020.12.5
+certifi==2021.5.30
 cfgv==3.3.0
 chardet==4.0.0
 colorama==0.4.4