diff --git a/requirements-dev.txt b/requirements-dev.txt
index 8756216..f0fb4f9 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,4 +1,4 @@
-mypy==1.19.1
+mypy==1.20.0
 pre-commit==4.5.1
 pytest==9.0.2
 pytest-asyncio==1.3.0
diff --git a/requirements.txt b/requirements.txt
index c655ef9..eb7b875 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,2 +1,2 @@
 git+https://github.com/fontra/fontra.git
-glyphsLib==6.12.7
+glyphsLib==6.13.0