diff --git a/depends/packages/native_cdrkit.mk b/depends/packages/native_cdrkit.mk
index 7a17357fb..7d1653912 100644
--- a/depends/packages/native_cdrkit.mk
+++ b/depends/packages/native_cdrkit.mk
@@ -1,30 +1,30 @@
 package=native_cdrkit
 $(package)_version=1.1.11
 $(package)_download_path=http://distro.ibiblio.org/fatdog/source/600/c
 $(package)_file_name=cdrkit-$($(package)_version).tar.bz2
 $(package)_sha256_hash=b50d64c214a65b1a79afe3a964c691931a4233e2ba605d793eb85d0ac3652564
 $(package)_patches=cdrkit-deterministic.patch
 
 define $(package)_preprocess_cmds
   patch -p1 < $($(package)_patch_dir)/cdrkit-deterministic.patch
 endef
 
 define $(package)_config_cmds
   cmake -GNinja -DCMAKE_INSTALL_PREFIX=$(build_prefix)
 endef
 
 define $(package)_build_cmds
-  ninja genisoimage
+  ninja -j$(JOBS) genisoimage
 endef
 
 # Older versions of cmake do not generate install target properly, but we
 # need to support them because that's what is in xenial and we use xenial
 # for reproducible builds. So we just fallback on installing everything.
 define $(package)_stage_cmds
   DESTDIR=$($(package)_staging_dir) ninja genisoimage/install || \
       DESTDIR=$($(package)_staging_dir) ninja install
 endef
 
 define $(package)_postprocess_cmds
   rm bin/isovfy bin/isoinfo bin/isodump bin/isodebug bin/devdump
 endef
diff --git a/depends/packages/native_libdmg-hfsplus.mk b/depends/packages/native_libdmg-hfsplus.mk
index 4003cc411..2b6b8a3be 100644
--- a/depends/packages/native_libdmg-hfsplus.mk
+++ b/depends/packages/native_libdmg-hfsplus.mk
@@ -1,26 +1,26 @@
 package=native_libdmg-hfsplus
 $(package)_version=0.1
 $(package)_download_path=https://github.com/theuni/libdmg-hfsplus/archive
 $(package)_file_name=libdmg-hfsplus-v$($(package)_version).tar.gz
 $(package)_sha256_hash=6569a02eb31c2827080d7d59001869ea14484c281efab0ae7f2b86af5c3120b3
 $(package)_build_subdir=build
 
 define $(package)_preprocess_cmds
   mkdir build
 endef
 
 define $(package)_config_cmds
   cmake -GNinja -DCMAKE_INSTALL_PREFIX:PATH=$(build_prefix)/bin ..
 endef
 
 define $(package)_build_cmds
-  ninja dmg
+  ninja -j$(JOBS) dmg
 endef
 
 # Older versions of cmake do not generate install target properly, but we
 # need to support them because that's what is in xenial and we use xenial
 # for reproducible builds. So we just fallback on installing everything.
 define $(package)_stage_cmds
   DESTDIR=$($(package)_staging_dir) ninja dmg/install || \
       DESTDIR=$($(package)_staging_dir) ninja install
 endef