diff --git a/profiles/arch/base/package.use.mask b/profiles/arch/base/package.use.mask
index 2bc6156c440de..4eb2e87ae8031 100644
--- a/profiles/arch/base/package.use.mask
+++ b/profiles/arch/base/package.use.mask
@@ -3,7 +3,7 @@
 
 # Amy Liffey <amynka@gentoo.org> (19 Sep 2017)
 # Requires [cuda] which is masked in most of the profiles.
-media-libs/opencv -contrib_xfeatures2d
+media-libs/opencv contrib_xfeatures2d
 
 # Alon Bar-Lev <alonbl@gentoo.org> (01 Sep 2017)
 # dev-python/tlslite is keyworded only for x86/amd64