diff --git a/contrib/depends/packages/icu4c.mk b/contrib/depends/packages/icu4c.mk
index 7e092425e..370a02683 100644
--- a/contrib/depends/packages/icu4c.mk
+++ b/contrib/depends/packages/icu4c.mk
@@ -6,7 +6,7 @@ $(package)_sha256_hash=1f912c54035533fb4268809701d65c7468d00e292efbc31e644490845
 $(package)_patches=icu-001-dont-build-static-dynamic-twice.patch
 
 define $(package)_set_vars
-  $(package)_build_opts=CFLAGS="$($(package)_cflags) $($(package)_cppflags) -DU_USING_ICU_NAMESPACE=0 --std=gnu++0x -DU_STATIC_IMPLEMENTATION -DU_COMBINED_IMPLEMENTATION -fPIC"
+  $(package)_build_opts=CFLAGS="$($(package)_cflags) $($(package)_cppflags) -DU_USING_ICU_NAMESPACE=0 --std=gnu++0x -DU_STATIC_IMPLEMENTATION -DU_COMBINED_IMPLEMENTATION -fPIC -DENABLE_STATIC=YES -DPGKDATA_MODE=static"
 endef
 
 define $(package)_config_cmds
@@ -17,7 +17,7 @@ define $(package)_config_cmds
   sh ../source/runConfigureICU Linux &&\
   make &&\
   cd ../buildb &&\
-  sh ../source/$($(package)_autoconf) --enable-static=yes --enable-shared=yes --disable-layoutex --prefix=$(host_prefix) --with-cross-build=`pwd`/../builda &&\
+  sh ../source/$($(package)_autoconf) --enable-static=yes --disable-shared --disable-layout --disable-layoutex --disable-tests --disable-samples --prefix=$(host_prefix) --with-cross-build=`pwd`/../builda &&\
   $(MAKE) $($(package)_build_opts)
 endef
 
diff --git a/contrib/depends/packages/libevent.mk b/contrib/depends/packages/libevent.mk
deleted file mode 100644
index 5f622f8e6..000000000
--- a/contrib/depends/packages/libevent.mk
+++ /dev/null
@@ -1,30 +0,0 @@
-package=libevent
-$(package)_version=2.1.8-stable
-$(package)_download_path=https://github.com/libevent/libevent/archive/
-$(package)_file_name=release-$($(package)_version).tar.gz
-$(package)_sha256_hash=316ddb401745ac5d222d7c529ef1eada12f58f6376a66c1118eee803cb70f83d
-
-define $(package)_preprocess_cmds
-  ./autogen.sh
-endef
-
-define $(package)_set_vars
-  $(package)_config_opts=--disable-shared --disable-openssl --disable-libevent-regress --disable-samples
-  $(package)_config_opts_release=--disable-debug-mode
-  $(package)_config_opts_linux=--with-pic
-endef
-
-define $(package)_config_cmds
-  $($(package)_autoconf)
-endef
-
-define $(package)_build_cmds
-  $(MAKE)
-endef
-
-define $(package)_stage_cmds
-  $(MAKE) DESTDIR=$($(package)_staging_dir) install
-endef
-
-define $(package)_postprocess_cmds
-endef
diff --git a/contrib/depends/packages/packages.mk b/contrib/depends/packages/packages.mk
index b3a5992d0..4800c9936 100644
--- a/contrib/depends/packages/packages.mk
+++ b/contrib/depends/packages/packages.mk
@@ -1,4 +1,4 @@
-packages:=boost openssl libevent zeromq cppzmq zlib expat ldns cppzmq readline libiconv qt hidapi protobuf libusb
+packages:=boost openssl zeromq cppzmq expat ldns cppzmq readline libiconv qt hidapi protobuf libusb
 native_packages := native_ccache native_protobuf
 
 darwin_native_packages = native_biplist native_ds_store native_mac_alias
@@ -17,6 +17,5 @@ endif
 
 ifneq ($(build_os),darwin)
 darwin_native_packages += native_cctools native_cdrkit native_libdmg-hfsplus
-packages += readline
 endif
 
diff --git a/contrib/depends/packages/qt.mk b/contrib/depends/packages/qt.mk
index bca2926cb..6a6f0e0f7 100644
--- a/contrib/depends/packages/qt.mk
+++ b/contrib/depends/packages/qt.mk
@@ -4,7 +4,6 @@ $(package)_download_path=https://download.qt.io/archive/qt/5.7/5.7.1/submodules
 $(package)_suffix=opensource-src-$($(package)_version).tar.gz
 $(package)_file_name=qtbase-$($(package)_suffix)
 $(package)_sha256_hash=95f83e532d23b3ddbde7973f380ecae1bac13230340557276f75f2e37984e410
-$(package)_dependencies=openssl zlib
 $(package)_build_subdir=qtbase
 $(package)_qt_libs=corelib
 $(package)_patches=pidlist_absolute.patch fix_qt_pkgconfig.patch qfixed-coretext.patch
@@ -62,14 +61,14 @@ $(package)_config_opts += -no-xrender
 $(package)_config_opts += -nomake examples
 $(package)_config_opts += -nomake tests
 $(package)_config_opts += -opensource
-$(package)_config_opts += -openssl-linked
+$(package)_config_opts += -no-openssl
 $(package)_config_opts += -optimized-qmake
 $(package)_config_opts += -pch
 $(package)_config_opts += -pkg-config
-$(package)_config_opts += -qt-libpng
-$(package)_config_opts += -qt-libjpeg
+$(package)_config_opts += -no-libpng
+$(package)_config_opts += -no-libjpeg
 $(package)_config_opts += -qt-pcre
-$(package)_config_opts += -system-zlib
+$(package)_config_opts += -no-zlib
 $(package)_config_opts += -reduce-exports
 $(package)_config_opts += -static
 $(package)_config_opts += -silent
@@ -124,7 +123,6 @@ define $(package)_config_cmds
   export PKG_CONFIG_LIBDIR=$(host_prefix)/lib/pkgconfig && \
   export PKG_CONFIG_PATH=$(host_prefix)/share/pkgconfig  && \
   ./configure $($(package)_config_opts) && \
-  echo "host_build: QT_CONFIG ~= s/system-zlib/zlib" >> mkspecs/qconfig.pri && \
   echo "CONFIG += force_bootstrap" >> mkspecs/qconfig.pri && \
   $(MAKE) sub-src-clean && \
   cd ../qttranslations && ../qtbase/bin/qmake qttranslations.pro -o Makefile && \
diff --git a/contrib/depends/packages/zlib.mk b/contrib/depends/packages/zlib.mk
deleted file mode 100644
index 1600b11a0..000000000
--- a/contrib/depends/packages/zlib.mk
+++ /dev/null
@@ -1,27 +0,0 @@
-package=zlib
-$(package)_version=1.2.11
-$(package)_download_path=https://www.zlib.net
-$(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
-endef
-
-define $(package)_stage_cmds
-  $(MAKE) DESTDIR=$($(package)_staging_dir) install $($(package)_build_opts)
-endef
-