diff --git a/app-text/calibre/calibre-4.9.1-r2.ebuild b/app-text/calibre/calibre-4.9.1-r2.ebuild
index 3718b23741e9b..02806f489cdbf 100644
--- a/app-text/calibre/calibre-4.9.1-r2.ebuild
+++ b/app-text/calibre/calibre-4.9.1-r2.ebuild
@@ -31,7 +31,7 @@ LICENSE="
 	OFL-1.1
 	PSF-2
 "
-KEYWORDS="amd64 ~arm ~x86"
+KEYWORDS="amd64 ~arm x86"
 SLOT="0"
 IUSE="ios +udisks"