diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index ef105f3..b7469ae 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -76,8 +76,6 @@ jobs:
 
           devel/downloads/download_packages.sh
 
-          sed -i '/function install_perl/,/^}/ s/make$/make -j "\\\$(nproc)"/' devel/scripts/install.sh
-
           # Don't install llvm
           sed -i '/function install_packages/,/^}/ s/llvm//' devel/scripts/install.sh
 
diff --git a/devel/scripts/install.sh b/devel/scripts/install.sh
index 412040f..c9c4492 100755
--- a/devel/scripts/install.sh
+++ b/devel/scripts/install.sh
@@ -298,7 +298,7 @@ function install_perl() {
 	pushd "${PERL_PACKAGE_EXTRACTED_DIR}" >/dev/null
 	./Configure -des -Dprefix="${DEVEL_HOME_PATH}/opt/${package}" \
 		-Dlibpth="${DEVEL_HOME_PATH}/lib ${DEVEL_HOME_PATH}/compiler/lib"
-	make
+	make -j "${NUM_CORES}"
 	make install
 	popd >/dev/null
 	setup_package "${package}"