diff --git a/Dockerfile b/Dockerfile
index 3e0ee0f3..a7b7b5fd 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 ARG BASE_IMAGE
 FROM ${BASE_IMAGE:-ruby:3.3.6-alpine3.21} AS ruby-builder
 
-RUN apk --no-cache add build-base cmake postgresql16-dev git
+RUN apk --no-cache add build-base cmake postgresql17-dev git
 
 COPY Gemfile Gemfile.lock ./
 RUN gem i foreman && bundle install \
@@ -19,7 +19,7 @@ WORKDIR /app
 
 RUN apk --no-cache add \
   tzdata \
-  postgresql16-client \
+  postgresql17-client \
   vips ffmpeg \
   sudo jemalloc
 
diff --git a/app/logical/docker_env.rb b/app/logical/docker_env.rb
index bd12cef5..92a7a40c 100644
--- a/app/logical/docker_env.rb
+++ b/app/logical/docker_env.rb
@@ -1,5 +1,5 @@
 module DockerEnv
-  NEEDED_PG_VERSION = "16"
+  NEEDED_PG_VERSION = "17"
 
   module_function
 
@@ -16,11 +16,7 @@ def selenium_url
   end
 
   def pg_data_version
-    File.read("/docker/db_data/PG_VERSION").strip
-  rescue StandardError
-    # On first boot the entrypoint was not yet able to modify permissions of the file.
-    # Only subsequent ups will do that. The first start will have the correct version anyways
-    NEEDED_PG_VERSION
+    `sudo cat /docker/db_data/PG_VERSION`.strip.presence || NEEDED_PG_VERSION
   end
 
   def specifies_docker_user?
diff --git a/app/views/application/pg_version_mismatch.erb b/app/views/application/pg_version_mismatch.erb
index c3be609a..fa85cbe9 100644
--- a/app/views/application/pg_version_mismatch.erb
+++ b/app/views/application/pg_version_mismatch.erb
@@ -1,6 +1,19 @@
-<h1> Postgres database version mismatch: <%= DockerEnv.pg_data_version %> vs <%= DockerEnv::NEEDED_PG_VERSION %></h1>
+<h1> Postgres database version mismatch: <%= DockerEnv::NEEDED_PG_VERSION %> (wanted) vs <%= DockerEnv.pg_data_version %> (actual)</h1>
 
-FoxTrove updated its version of Postgres and requires action from your side:
-TODO (:
+FoxTrove updated its version of Postgres and requires action from your side. Please don't forget to make a backup before you start.
+
+<ol>
+  <li>Stop services (keep this tab open). <br><code>docker compose down</code></li>
+  <li>Check out the last commit with previous postgres version. <br><code>git checkout 79d3cf242323ec5b0c228a1e3f9074f9f7599bf5</code></li>
+  <li>Start postgres to take a backup. <br><code>docker compose up -d postgres</code></li>
+  <li>Dump the data. <br><code>docker compose exec postgres pg_dump reverser_development -U reverser > backup.sql</code></li>
+  <li>Stop postgres. <br><code>docker compose down</code></li>
+  <li>Checkout out the current latest commit. <br><code>git checkout master</code></li>
+  <li>Remove old data. <br><code>rm -R ${FOXTROVE_DATA_PATH}/db_data</code></li>
+  <li>Start postgres to import the backup. <br><code>docker compose up -d postgres</code></li>
+  <li>Import the backup. <br><code>docker compose exec -T postgres psql -U foxtrove -d foxtrove_development < backup.sql</code></li>
+  <li>Start services. <br><code>docker compose up</code></li>
+  <li>Reload the page, this error should now be gone.</li>
+</ol>
 
 <% page_title "Version Mismatch" %>
diff --git a/config/database.yml b/config/database.yml
index 6dfea51f..857b906a 100644
--- a/config/database.yml
+++ b/config/database.yml
@@ -1,7 +1,7 @@
 default: &default
   adapter: postgresql
   encoding: unicode
-  username: reverser
+  username: foxtrove
   host: <%= ENV.fetch("POSTGRES_HOST") { "postgres" } %>
   # For details on connection pooling, see Rails configuration guide
   # https://guides.rubyonrails.org/configuring.html#database-pooling
@@ -9,8 +9,8 @@ default: &default
 
 development:
   <<: *default
-  database: reverser_development
+  database: foxtrove_development
 
 test:
   <<: *default
-  database: reverser_test
+  database: foxtrove_test
diff --git a/docker-compose.yml b/docker-compose.yml
index e0835148..b8b07873 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -37,10 +37,10 @@ services:
     command: foreman start --color
 
   postgres:
-    image: postgres:16.6-alpine3.21
+    image: postgres:17.2-alpine3.21
     environment:
-      - POSTGRES_USER=reverser
-      - POSTGRES_DB=reverser_development
+      - POSTGRES_USER=foxtrove
+      - POSTGRES_DB=foxtrove_development
       - POSTGRES_HOST_AUTH_METHOD=trust
     volumes:
       - ${REVERSER_DATA_PATH:-${FOXTROVE_DATA_PATH:-./data}}/db_data:/var/lib/postgresql/data
@@ -48,14 +48,10 @@ services:
     ports:
       - ${EXPOSED_POSTGRES_PORT:-34518}:5432
     healthcheck:
-      test: [CMD-SHELL, pg_isready -d reverser_development -U reverser]
+      test: [CMD-SHELL, pg_isready -d foxtrove_development -U foxtrove]
       interval: 10s
       timeout: 5s
       retries: 5
-    # Make the version file world readable. Will only happen on second boot when the data actually exists
-    entrypoint: [/bin/sh, -c, chmod -f +r /var/lib/postgresql/data/PG_VERSION || true && docker-entrypoint.sh postgres]
-    # By default the command is "postgres" but that wouldn't properly appended to the entrypoint anymore
-    command: ""
 
   iqdb:
     image: ghcr.io/earlopain/iqdb:897214ffdc0b1ca18d1f9ca4749dff40d2dad2fc