diff --git a/requirements.txt b/requirements.txt
index 883a08b8..4ea65b1c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ click==8.1.3
 cu2qu==1.6.7.post2
 defcon==0.10.3
 fontMath==0.9.3
-fontParts==0.11.0
+fontParts==0.12.1
 fontPens==0.2.4
 fonttools==4.43.0
 fs==2.4.16