diff --git a/depends/packages/expat.mk b/depends/packages/expat.mk
index 2c774df93..a4619e640 100644
--- a/depends/packages/expat.mk
+++ b/depends/packages/expat.mk
@@ -1,11 +1,11 @@
 package=expat
-$(package)_version=2.2.5
-$(package)_download_path=https://github.com/libexpat/libexpat/releases/download/R_2_2_5/
+$(package)_version=2.2.6
+$(package)_download_path=https://github.com/libexpat/libexpat/releases/download/R_2_2_6/
 $(package)_file_name=$(package)-$($(package)_version).tar.bz2
-$(package)_sha256_hash=d9dc32efba7e74f788fcc4f212a43216fc37cf5f23f4c2339664d473353aedf6
+$(package)_sha256_hash=17b43c2716d521369f82fc2dc70f359860e90fa440bea65b3b85f0b246ea81f2
 
 define $(package)_set_vars
-$(package)_config_opts=--disable-static
+$(package)_config_opts=--disable-static --without-docbook
 endef
 
 define $(package)_config_cmds
diff --git a/doc/dependencies.md b/doc/dependencies.md
new file mode 100644
index 000000000..624c4c8b4
--- /dev/null
+++ b/doc/dependencies.md
@@ -0,0 +1,30 @@
+Dependencies
+============
+
+These are the dependencies currently used by Bitcoin Core. You can find instructions for installing them in the `build-*.md` file for your platform.
+
+| Dependency | Version used | Minimum required | CVEs | Shared | [Bundled Qt library](https://doc.qt.io/qt-5/configure-options.html#third-party-libraries) |
+| --- | --- | --- | --- | --- | --- |
+| Berkeley DB | [4.8.30](https://www.oracle.com/technetwork/database/database-technologies/berkeleydb/downloads/index.html) | 4.8.x | No |  |  |
+| Boost | [1.64.0](https://www.boost.org/users/download/) | [1.47.0](https://github.com/bitcoin/bitcoin/pull/8920) | No |  |  |
+| Clang |  | [3.3+](https://llvm.org/releases/download.html) (C++11 support) |  |  |  |
+| D-Bus | [1.10.18](https://cgit.freedesktop.org/dbus/dbus/tree/NEWS?h=dbus-1.10) |  | No | Yes |  |
+| Expat | [2.2.6](https://libexpat.github.io/) |  | No | Yes |  |
+| fontconfig | [2.12.1](https://www.freedesktop.org/software/fontconfig/release/) |  | No | Yes |  |
+| FreeType | [2.7.1](https://download.savannah.gnu.org/releases/freetype) |  | No |  |  |
+| GCC |  | [4.8+](https://gcc.gnu.org/) (C++11 support) |  |  |  |
+| HarfBuzz-NG |  |  |  |  |  |
+| libevent | [2.1.8-stable](https://github.com/libevent/libevent/releases) | 2.0.22 | No |  |  |
+| libjpeg |  |  |  |  | [Yes](https://github.com/bitcoin/bitcoin/blob/master/depends/packages/qt.mk#L65) |
+| libpng |  |  |  |  | [Yes](https://github.com/bitcoin/bitcoin/blob/master/depends/packages/qt.mk#L64) |
+| MiniUPnPc | [2.0.20180203](http://miniupnp.free.fr/files) |  | No |  |  |
+| OpenSSL | [1.0.1k](https://www.openssl.org/source) |  | Yes |  |  |
+| PCRE |  |  |  |  | [Yes](https://github.com/bitcoin/bitcoin/blob/master/depends/packages/qt.mk#L66) |
+| protobuf | [2.6.1](https://github.com/google/protobuf/releases) |  | No |  |  |
+| Python (tests) |  | [3.4](https://www.python.org/downloads) |  |  |  |
+| qrencode | [3.4.4](https://fukuchi.org/works/qrencode) |  | No |  |  |
+| Qt | [5.9.6](https://download.qt.io/official_releases/qt/) | [5.2](https://github.com/bitcoin/bitcoin/pull/14725) | No |  |  |
+| XCB |  |  |  |  | [Yes](https://github.com/bitcoin/bitcoin/blob/master/depends/packages/qt.mk#L87) (Linux only) |
+| xkbcommon |  |  |  |  | [Yes](https://github.com/bitcoin/bitcoin/blob/master/depends/packages/qt.mk#L86) (Linux only) |
+| ZeroMQ | [4.2.5](https://github.com/zeromq/libzmq/releases) | 4.0.0 | No |  |  |
+| zlib | [1.2.11](https://zlib.net/) |  |  |  | No |