diff --git a/.devcontainer/Dockerfile b/.devcontainer/Dockerfile
index 3ac1bd1a..7df997f8 100644
--- a/.devcontainer/Dockerfile
+++ b/.devcontainer/Dockerfile
@@ -1,5 +1,5 @@
 # Bun doesn't run well on Musl but this seems to work
-FROM oven/bun:1.1.20-alpine as base
+FROM oven/bun:1.1.21-alpine as base
 
 RUN apk add --no-cache libstdc++ git bash curl openssh cloc
 
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4aa5c997..3bf890b6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,7 +6,7 @@ Lysand Server `0.7.0` is backwards compatible with `0.6.0`. However, some new fe
 
 ## Features
 
-- Upgrade Bun to `1.1.20`. This brings performance upgrades and better stability.
+- Upgrade Bun to `1.1.21`. This brings performance upgrades and better stability.
 - Added support for the [ActivityPub Federation Bridge](https://github.com/lysand-org/activitypub).
 - Added support for the [Sonic](https://github.com/valeriansaliou/sonic) search indexer.
 - Note deletions are now federated.
diff --git a/Dockerfile b/Dockerfile
index 6db7f55d..7fee4acb 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # Node is required for building the project
-FROM imbios/bun-node:1.1.20-20-alpine AS base
+FROM imbios/bun-node:1-20-alpine AS base
 
 RUN apk add --no-cache libstdc++
 
@@ -26,7 +26,7 @@ RUN bun run build
 WORKDIR /temp/dist
 
 # Copy production dependencies and source code into final image
-FROM oven/bun:1.1.20-alpine
+FROM oven/bun:1.1.21-alpine
 
 RUN apk add --no-cache libstdc++
 
diff --git a/docs/installation.md b/docs/installation.md
index ccdcadba..69b48442 100644
--- a/docs/installation.md
+++ b/docs/installation.md
@@ -2,8 +2,8 @@
 
 ## Requirements
 
-- The [Bun Runtime](https://bun.sh), version 1.1.20 or later (usage of the latest version is recommended)
-  - Lysand will work on lower versions than 1.1.20, but only the latest version is supported
+- The [Bun Runtime](https://bun.sh), version 1.1.21 or later (usage of the latest version is recommended)
+  - Lysand will work on lower versions than 1.1.21, but only the latest version is supported
 - A PostgreSQL database
 - (Optional but recommended) A Linux-based operating system
 - (Optional if you want search) A working [Sonic](https://github.com/valeriansaliou/sonic) instance