diff --git a/package_unmask.conf b/package_unmask.conf
index 6f8b0ab..caf394b 100644
--- a/package_unmask.conf
+++ b/package_unmask.conf
@@ -63,3 +63,6 @@ x11-libs/qtwebkit[<5.9]
 
 # insecure, but unbreaks gnucash
 dev-lang/guile:1.8
+
+# pnmixer-rs
+dev-lang/rust::nightly