diff --git a/mail-mta/proton-mail-bridge/proton-mail-bridge-3.20.0-r1.ebuild b/mail-mta/proton-mail-bridge/proton-mail-bridge-3.20.0-r1.ebuild
index 1d9078270c025..2fea42f10e67f 100644
--- a/mail-mta/proton-mail-bridge/proton-mail-bridge-3.20.0-r1.ebuild
+++ b/mail-mta/proton-mail-bridge/proton-mail-bridge-3.20.0-r1.ebuild
@@ -42,7 +42,8 @@ PATCHES=(
 	"${FILESDIR}"/${PN}-3.15.1-gui_gentoo.patch
 )
 
-DOCS=( {README,Changelog}.md )
+# $S is there for bug 957684
+DOCS=( "${S}"/{README,Changelog}.md )
 
 src_unpack() {
 	default