diff --git a/dev-util/hare-update/hare-update-0.25.2.0.ebuild b/dev-util/hare-update/hare-update-0.25.2.0.ebuild
index 0eb3b5874d..28ad632be6 100644
--- a/dev-util/hare-update/hare-update-0.25.2.0.ebuild
+++ b/dev-util/hare-update/hare-update-0.25.2.0.ebuild
@@ -24,5 +24,5 @@ QA_FLAGS_IGNORED="usr/bin/.*"
 src_prepare() {
 	default
 
-	sed -i 's;^PREFIX=.*;PREFIX=/usr;' Makefile
+	sed -i "s;^PREFIX=.*;PREFIX=${EPREFIX}/usr;" Makefile || die
 }
diff --git a/dev-util/hare-update/hare-update-9999.ebuild b/dev-util/hare-update/hare-update-9999.ebuild
index 0eb3b5874d..28ad632be6 100644
--- a/dev-util/hare-update/hare-update-9999.ebuild
+++ b/dev-util/hare-update/hare-update-9999.ebuild
@@ -24,5 +24,5 @@ QA_FLAGS_IGNORED="usr/bin/.*"
 src_prepare() {
 	default
 
-	sed -i 's;^PREFIX=.*;PREFIX=/usr;' Makefile
+	sed -i "s;^PREFIX=.*;PREFIX=${EPREFIX}/usr;" Makefile || die
 }