diff --git a/requirements.txt b/requirements.txt
index cedc86a..5169c45 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,7 +10,7 @@ cornice-swagger==1.0.1
 dockerflow==2021.7.0
 hupper==1.10.3
 idna==3.3
-iso8601==1.0.1
+iso8601==1.0.2
 jsonpatch==1.32
 jsonpointer==2.1
 jsonschema==4.1.2