diff --git a/media-video/wireplumber/wireplumber-0.4.10-r1.ebuild b/media-video/wireplumber/wireplumber-0.4.10-r1.ebuild
index f8675da3d5401..4c9a4ce047610 100644
--- a/media-video/wireplumber/wireplumber-0.4.10-r1.ebuild
+++ b/media-video/wireplumber/wireplumber-0.4.10-r1.ebuild
@@ -92,7 +92,7 @@ src_install() {
 	# If a reflinking CoW filesystem is used (e.g. Btrfs), then the files
 	# will not actually get stored twice until modified.
 	insinto /etc
-	doins -r ${ED}/usr/share/wireplumber
+	doins -r "${ED}"/usr/share/wireplumber
 }
 
 pkg_postinst() {
diff --git a/media-video/wireplumber/wireplumber-0.4.9-r1.ebuild b/media-video/wireplumber/wireplumber-0.4.9-r1.ebuild
index f269c7faf59cc..b2cb2a7e4d870 100644
--- a/media-video/wireplumber/wireplumber-0.4.9-r1.ebuild
+++ b/media-video/wireplumber/wireplumber-0.4.9-r1.ebuild
@@ -91,7 +91,7 @@ src_install() {
 	# If a reflinking CoW filesystem is used (e.g. Btrfs), then the files
 	# will not actually get stored twice until modified.
 	insinto /etc
-	doins -r ${ED}/usr/share/wireplumber
+	doins -r "${ED}"/usr/share/wireplumber
 }
 
 pkg_postinst() {
diff --git a/media-video/wireplumber/wireplumber-0.4.9.ebuild b/media-video/wireplumber/wireplumber-0.4.9.ebuild
index 4f4c698eaf548..0c71a9ba7f9b9 100644
--- a/media-video/wireplumber/wireplumber-0.4.9.ebuild
+++ b/media-video/wireplumber/wireplumber-0.4.9.ebuild
@@ -86,7 +86,7 @@ src_install() {
 	# If a reflinking CoW filesystem is used (e.g. Btrfs), then the files
 	# will not actually get stored twice until modified.
 	insinto /etc
-	doins -r ${ED}/usr/share/wireplumber
+	doins -r "${ED}"/usr/share/wireplumber
 }
 
 pkg_postinst() {