diff --git a/requirements.txt b/requirements.txt
index f905028b..0bf4ab37 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,9 +1,9 @@
-fonttools[lxml,ufo]==4.42.0
-defcon==0.10.2
-compreffor==0.5.3
+fonttools[lxml,ufo]==4.42.1
+defcon==0.10.3
+compreffor==0.5.5
 booleanOperations==0.9.0
 cffsubr==0.2.9.post1
-skia-pathops==0.7.4
+skia-pathops==0.8.0.post1
 
 # alternative UFO implementation
-ufoLib2==0.14.0
+ufoLib2==0.16.0