diff --git a/requirements.txt b/requirements.txt
index 8cf2414..f490e32 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -15,7 +15,7 @@ lockfile==0.12.2
 lxml==4.6.3
 msgpack==0.6.2
 packaging==20.3
-pep517==0.8.2
+pep517==0.13.1
 Pillow==8.3.2
 progress==1.5
 pyparsing==2.4.6