diff --git a/dev-lang/nqp/nqp-2019.07.1.ebuild b/dev-lang/nqp/nqp-2019.07.1.ebuild
index c6689cf62d837..4ff2af45cef62 100644
--- a/dev-lang/nqp/nqp-2019.07.1.ebuild
+++ b/dev-lang/nqp/nqp-2019.07.1.ebuild
@@ -71,7 +71,7 @@ nqp_configure() {
 	pushd "${BUILD_DIR}" > /dev/null || die
 	local myconfargs=(
 		"--backend=${MULTIBUILD_VARIANT}"
-		"--prefix=${EPREFIX%/}/usr" )
+		"--prefix=${EPREFIX}/usr" )
 
 	perl Configure.pl "${myconfargs[@]}" || die
 	popd || die
diff --git a/dev-lang/nqp/nqp-2019.11.ebuild b/dev-lang/nqp/nqp-2019.11.ebuild
index c6689cf62d837..4ff2af45cef62 100644
--- a/dev-lang/nqp/nqp-2019.11.ebuild
+++ b/dev-lang/nqp/nqp-2019.11.ebuild
@@ -71,7 +71,7 @@ nqp_configure() {
 	pushd "${BUILD_DIR}" > /dev/null || die
 	local myconfargs=(
 		"--backend=${MULTIBUILD_VARIANT}"
-		"--prefix=${EPREFIX%/}/usr" )
+		"--prefix=${EPREFIX}/usr" )
 
 	perl Configure.pl "${myconfargs[@]}" || die
 	popd || die
diff --git a/dev-lang/nqp/nqp-9999.ebuild b/dev-lang/nqp/nqp-9999.ebuild
index c6689cf62d837..4ff2af45cef62 100644
--- a/dev-lang/nqp/nqp-9999.ebuild
+++ b/dev-lang/nqp/nqp-9999.ebuild
@@ -71,7 +71,7 @@ nqp_configure() {
 	pushd "${BUILD_DIR}" > /dev/null || die
 	local myconfargs=(
 		"--backend=${MULTIBUILD_VARIANT}"
-		"--prefix=${EPREFIX%/}/usr" )
+		"--prefix=${EPREFIX}/usr" )
 
 	perl Configure.pl "${myconfargs[@]}" || die
 	popd || die