diff --git a/package.mask/all b/package.mask/all
index 5becca0..5191b44 100644
--- a/package.mask/all
+++ b/package.mask/all
@@ -5,6 +5,7 @@
 >=dev-lang/python-3.13
 >=dev-libs/boost-1.85
 >=dev-libs/openssl-3
+>=dev-python/resolvelib-1.1.0
 >=dev-scheme/guile-2.2
 =dev-util/bindgen-0.70.1-r1
 >=dev-util/ccache-4.10