diff --git a/requirements.txt b/requirements.txt
index 2df298a..c79a8b6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,6 +8,6 @@ six==1.16.0
 urllib3==1.26.8
 xmltodict==0.12.0
 ciso8601==2.2.0
-billiard==3.6.4.0
+billiard==4.1.0
 timesketch-api-client==20210602
 timesketch-import-client==20210602