diff --git a/configure.ac b/configure.ac
index 06e2391e8..15f78fb21 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2,8 +2,8 @@ dnl require autoconf 2.60 (AS_ECHO/AS_ECHO_N)
 AC_PREREQ([2.60])
 define(_CLIENT_VERSION_MAJOR, 0)
 define(_CLIENT_VERSION_MINOR, 17)
-define(_CLIENT_VERSION_REVISION, 3)
-define(_CLIENT_VERSION_BUILD, 2)
+define(_CLIENT_VERSION_REVISION, 4)
+define(_CLIENT_VERSION_BUILD, 1)
 define(_CLIENT_VERSION_IS_RELEASE, true)
 define(_COPYRIGHT_YEAR, 2019)
 define(_COPYRIGHT_HOLDERS,[The %s developers])
diff --git a/depends/packages/bdb.mk b/depends/packages/bdb.mk
index 9d9aff8fc..532bf6997 100644
--- a/depends/packages/bdb.mk
+++ b/depends/packages/bdb.mk
@@ -1,6 +1,6 @@
 package=bdb
 $(package)_version=4.8.30
-$(package)_download_path=http://download.oracle.com/berkeley-db
+$(package)_download_path=https://download.oracle.com/berkeley-db
 $(package)_file_name=db-$($(package)_version).NC.tar.gz
 $(package)_sha256_hash=12edc0df75bf9abd7f82f821795bcee50f42cb2e5f76a6a281b85732798364ef
 $(package)_build_subdir=build_unix
@@ -9,6 +9,7 @@ define $(package)_set_vars
 $(package)_config_opts=--disable-shared --enable-cxx --disable-replication
 $(package)_config_opts_mingw32=--enable-mingw
 $(package)_config_opts_linux=--with-pic
+$(package)_cppflags_mingw32=-DUNICODE -D_UNICODE
 endef
 
 define $(package)_preprocess_cmds
diff --git a/depends/packages/icu.mk b/depends/packages/icu.mk
index 57bbdd55d..6f4cd944c 100644
--- a/depends/packages/icu.mk
+++ b/depends/packages/icu.mk
@@ -21,7 +21,6 @@ define $(package)_preprocess_cmds
   PKG_CONFIG_SYSROOT_DIR=/ \
   PKG_CONFIG_LIBDIR=$(host_prefix)/lib/pkgconfig \
   PKG_CONFIG_PATH=$(host_prefix)/share/pkgconfig \
-  sed -i.old 's/^GEN_DEPS.cc.*/& $(CXXFLAGS)/' source/config/mh-mingw* && \
   mkdir -p build && cd build && \
   ../source/runConfigureICU Linux $($(package)_standard_opts) CXXFLAGS=-std=c++11 && \
   $(MAKE) && cd ..
@@ -31,6 +30,8 @@ define $(package)_config_cmds
   PKG_CONFIG_SYSROOT_DIR=/ \
   PKG_CONFIG_LIBDIR=$(host_prefix)/lib/pkgconfig \
   PKG_CONFIG_PATH=$(host_prefix)/share/pkgconfig \
+  sed -i.old 's/^GEN_DEPS.c=.*/& $($(package)_cflags)/' config/mh-mingw* && \
+  sed -i.old 's/^GEN_DEPS.cc=.*/& $($(package)_cxxflags)/' config/mh-mingw* && \
   $($(package)_autoconf)
 endef
 
diff --git a/depends/packages/libevent.mk b/depends/packages/libevent.mk
index 5f622f8e6..a3ade899b 100644
--- a/depends/packages/libevent.mk
+++ b/depends/packages/libevent.mk
@@ -27,4 +27,5 @@ define $(package)_stage_cmds
 endef
 
 define $(package)_postprocess_cmds
+  rm lib/*.la
 endef
diff --git a/depends/packages/zeromq.mk b/depends/packages/zeromq.mk
index 55df0e9ca..7df9beb9f 100644
--- a/depends/packages/zeromq.mk
+++ b/depends/packages/zeromq.mk
@@ -6,7 +6,9 @@ $(package)_sha256_hash=bcbabe1e2c7d0eec4ed612e10b94b112dd5f06fcefa994a0c79a45d83
 $(package)_patches=0001-fix-build-with-older-mingw64.patch 0002-disable-pthread_set_name_np.patch
 
 define $(package)_set_vars
-  $(package)_config_opts=--without-docs --disable-shared --without-libsodium --disable-curve --disable-curve-keygen --disable-perf --disable-Werror
+  $(package)_config_opts=--without-docs --disable-shared --without-libsodium --disable-curve --disable-curve-keygen --disable-perf --disable-Werror --disable-drafts
+  $(package)_config_opts += --without-libsodium --without-libgssapi_krb5 --without-pgm --without-norm --without-vmci
+  $(package)_config_opts += --disable-libunwind --disable-radix-tree --without-gcov
   $(package)_config_opts_linux=--with-pic
 endef
 
@@ -30,5 +32,5 @@ endef
 
 define $(package)_postprocess_cmds
   sed -i.old "s/ -lstdc++//" lib/pkgconfig/libzmq.pc && \
-  rm -rf bin share
+  rm -rf bin share lib/*.la
 endef