diff --git a/app-text/lesspipe/lesspipe-2.12.ebuild b/app-text/lesspipe/lesspipe-2.12.ebuild
index 9e0fa293f9933..9b06994b07f0e 100644
--- a/app-text/lesspipe/lesspipe-2.12.ebuild
+++ b/app-text/lesspipe/lesspipe-2.12.ebuild
@@ -11,7 +11,7 @@ SRC_URI="https://github.com/wofr06/${PN}/archive/v${PV}.tar.gz -> ${P}.tar.gz"
 
 LICENSE="GPL-2"
 SLOT="0"
-KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~riscv ~sparc ~x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x64-solaris"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x64-solaris"
 IUSE="test"
 
 # Please check again on bumps! (bug #734896)