diff --git a/requirements.txt b/requirements.txt
index cc1aeb03..689b2bb8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 fonttools[ufo,repacker,lxml,unicode]==4.54.1; platform_python_implementation == 'CPython'
 fonttools[ufo,repacker,unicode]==4.54.1; platform_python_implementation != 'CPython'
-glyphsLib==6.9.3
+glyphsLib==6.9.4
 ufo2ft==3.3.1
 fontMath==0.9.4
 booleanOperations==0.9.0