diff --git a/depends/packages/protobuf.mk b/depends/packages/protobuf.mk
index 54d3fd9245..294d7a43d9 100644
--- a/depends/packages/protobuf.mk
+++ b/depends/packages/protobuf.mk
@@ -1,29 +1,29 @@
 package=protobuf
 $(package)_version=$(native_$(package)_version)
 $(package)_download_path=$(native_$(package)_download_path)
 $(package)_file_name=$(native_$(package)_file_name)
 $(package)_sha256_hash=$(native_$(package)_sha256_hash)
 $(package)_dependencies=native_$(package)
 $(package)_cxxflags=-std=c++11
 
 define $(package)_set_vars
   $(package)_config_opts=--disable-shared --with-protoc=$(build_prefix)/bin/protoc
   $(package)_config_opts_linux=--with-pic
 endef
 
 define $(package)_config_cmds
   $($(package)_autoconf)
 endef
 
 define $(package)_build_cmds
-  $(MAKE) -C src libprotobuf.la
+  $(MAKE) -j$(JOBS) -C src libprotobuf.la
 endef
 
 define $(package)_stage_cmds
   $(MAKE) DESTDIR=$($(package)_staging_dir) -C src install-libLTLIBRARIES install-nobase_includeHEADERS &&\
   $(MAKE) DESTDIR=$($(package)_staging_dir) install-pkgconfigDATA
 endef
 
 define $(package)_postprocess_cmds
   rm lib/libprotoc.a
 endef
diff --git a/depends/packages/qrencode.mk b/depends/packages/qrencode.mk
index 44fdf1c295..e8f927ef77 100644
--- a/depends/packages/qrencode.mk
+++ b/depends/packages/qrencode.mk
@@ -1,22 +1,22 @@
 package=qrencode
 $(package)_version=3.4.4
 $(package)_download_path=https://fukuchi.org/works/qrencode/
 $(package)_file_name=$(package)-$($(package)_version).tar.bz2
 $(package)_sha256_hash=efe5188b1ddbcbf98763b819b146be6a90481aac30cfc8d858ab78a19cde1fa5
 
 define $(package)_set_vars
 $(package)_config_opts=--disable-shared -without-tools --disable-sdltest
 $(package)_config_opts_linux=--with-pic
 endef
 
 define $(package)_config_cmds
   $($(package)_autoconf)
 endef
 
 define $(package)_build_cmds
-  $(MAKE)
+  $(MAKE) -j$(JOBS)
 endef
 
 define $(package)_stage_cmds
   $(MAKE) DESTDIR=$($(package)_staging_dir) install
 endef
diff --git a/depends/packages/zlib.mk b/depends/packages/zlib.mk
index 589490800f..687fac81e7 100644
--- a/depends/packages/zlib.mk
+++ b/depends/packages/zlib.mk
@@ -1,27 +1,27 @@
 package=zlib
 $(package)_version=1.2.11
 $(package)_download_path=http://www.zlib.net
 $(package)_file_name=$(package)-$($(package)_version).tar.gz
 $(package)_sha256_hash=c3e5e9fdd5004dcb542feda5ee4f0ff0744628baf8ed2dd5d66f8ca1197cb1a1
 
 define $(package)_set_vars
 $(package)_build_opts= CC="$($(package)_cc)"
 $(package)_build_opts+=CFLAGS="$($(package)_cflags) $($(package)_cppflags) -fPIC"
 $(package)_build_opts+=RANLIB="$($(package)_ranlib)"
 $(package)_build_opts+=AR="$($(package)_ar)"
 $(package)_build_opts_darwin+=AR="$($(package)_libtool)"
 $(package)_build_opts_darwin+=ARFLAGS="-o"
 endef
 
 define $(package)_config_cmds
   ./configure --static --prefix=$(host_prefix)
 endef
 
 define $(package)_build_cmds
-  $(MAKE) $($(package)_build_opts) libz.a
+  $(MAKE) -j$(JOBS) $($(package)_build_opts) libz.a
 endef
 
 define $(package)_stage_cmds
   $(MAKE) DESTDIR=$($(package)_staging_dir) install $($(package)_build_opts)
 endef