diff --git a/automated_detection_testing/requirements.txt b/automated_detection_testing/requirements.txt
index 0f572f8a92..48c99da073 100644
--- a/automated_detection_testing/requirements.txt
+++ b/automated_detection_testing/requirements.txt
@@ -73,7 +73,7 @@ splunk-sdk==1.6.15
 tabulate==0.8.9
 termcolor==1.1.0
 toml==0.10.2
-urllib3==1.26.3
+urllib3==1.26.4
 virtualenv==20.4.3
 wcwidth==0.2.5
 wget==3.2
diff --git a/requirements.txt b/requirements.txt
index e897c15d1b..d6341713f3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -44,7 +44,7 @@ stix2-patterns==1.2.1
 taxii2-client==2.2.2
 toml==0.10.2
 typing==3.7.4.3
-urllib3==1.26.3
+urllib3==1.26.4
 virtualenv==20.4.3
 wcwidth==0.2.5
 zipp==3.4.1