diff --git a/packages/media-sound/pnmixer-rs/pnmixer-rs-scm.exheres-0 b/packages/media-sound/pnmixer-rs/pnmixer-rs-scm.exheres-0
index 563564f4..96fa97bf 100644
--- a/packages/media-sound/pnmixer-rs/pnmixer-rs-scm.exheres-0
+++ b/packages/media-sound/pnmixer-rs/pnmixer-rs-scm.exheres-0
@@ -2,7 +2,7 @@
 # Distributed under the terms of the GNU General Public License v2
 
 require github [ user=hasufell project=${PN/-rs/-rust} ]
-require cargo
+require cargo [ channel=nightly ]
 
 SUMMARY="Volume mixer for the system tray written in Rust"
 HOMEPAGE="https://github.com/hasufell/pnmixer-rust ${HOMEPAGE}"