diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1a708ac..a8f0b60 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ## [Unreleased]
 
+### Changed
+
++ Updated hydrus server version
+
 ## [3.17.0] - 2019-10-16
 
 ### Changed
diff --git a/Dockerfile b/Dockerfile
index 9ce41b2..babe956 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -42,17 +42,17 @@ RUN \
     beautifulsoup4~=4.8.1 \
     chardet~=3.0.4 \
     lz4~=2.2.1 \
-    numpy~=1.17.2 \
+    numpy~=1.17.4 \
     opencv-python-headless~=4.1.1.26 \
-    pillow~=6.2.0 \
-    psutil~=5.6.3 \
+    pillow~=6.2.1 \
+    psutil~=5.6.5 \
     pylzma~=0.5.0 \
     pyopenssl~=19.0.0 \
     pyyaml~=5.1.2 \
     requests~=2.22.0 \
     send2trash~=1.5.0 \
     service_identity~=18.1.0 \
-    twisted~=19.7.0 && \
+    twisted~=19.10.0 && \
   rm -r ~/.cache && \
   apt-get remove build-essential --purge -y && \
   apt-get clean && apt-get autoremove --purge -y && \
diff --git a/README.md b/README.md
index 3dabf67..c67d423 100644
--- a/README.md
+++ b/README.md
@@ -5,7 +5,7 @@
 This is a simple Debian-based Docker setup for running
 [hydrus server][hydrus-server] from source.
 
-The latest build runs [hydrus server version 372][hydrus-server-version].
+The latest build runs [hydrus server version 373][hydrus-server-version].
 
 ## Table of contents
 
@@ -34,7 +34,7 @@ By default, this will pull the latest build. To specify an image with a
 specific version of hydrus server, provide the version number as tag, e.g.:
 
 ```zsh
-user@local:~$ docker pull mserajnik/hydrus-server-docker:372
+user@local:~$ docker pull mserajnik/hydrus-server-docker:373
 ```
 
 See [here][docker-hub-tags] for all the available version numbers/tags.
@@ -169,13 +169,13 @@ You are welcome to help out!
 [MIT](LICENSE.md) © Michael Serajnik
 
 [hydrus-server]: http://hydrusnetwork.github.io/hydrus/
-[hydrus-server-version]: https://github.com/hydrusnetwork/hydrus/releases/tag/v372
+[hydrus-server-version]: https://github.com/hydrusnetwork/hydrus/releases/tag/v373
 [docker-hub]: https://hub.docker.com/r/mserajnik/hydrus-server-docker/
 [docker-hub-tags]: https://hub.docker.com/r/mserajnik/hydrus-server-docker/tags/
 [docker]: https://www.docker.com/
 [semantic-versioning]: https://semver.org/
 
-[hydrus-server-badge]: https://img.shields.io/badge/hydrus%20server-version%20372-blue.svg
+[hydrus-server-badge]: https://img.shields.io/badge/hydrus%20server-version%20373-blue.svg
 
 [travis]: https://travis-ci.com/mserajnik/hydrus-server-docker
 [travis-badge]: https://travis-ci.com/mserajnik/hydrus-server-docker.svg
diff --git a/hydrus b/hydrus
index a04a5c2..69019f8 160000
--- a/hydrus
+++ b/hydrus
@@ -1 +1 @@
-Subproject commit a04a5c271c21f272215cd5a127f82b90ac261e70
+Subproject commit 69019f844f29a4e06f8d7c7097aba0b7bbeb80bf