diff --git a/docs/changelog.md b/docs/changelog.md
index 3695c6139c..4b5f6959f2 100644
--- a/docs/changelog.md
+++ b/docs/changelog.md
@@ -1,4 +1,4 @@
-Unreleased
+2024/12/09 Release 3.9.9
- Upgrade org.hl7.fhir.core to 6.4.4 and hapi-fhir to 7.6.0
- Remove the `devMode` configuration parameter, it is now enabled when `httpReadOnly` is not [#315](https://github.com/ahdis/matchbox/issues/315)
diff --git a/matchbox-engine/pom.xml b/matchbox-engine/pom.xml
index 46b9279a98..6dfd9b272f 100644
--- a/matchbox-engine/pom.xml
+++ b/matchbox-engine/pom.xml
@@ -6,7 +6,7 @@
matchbox
health.matchbox
- 3.9.8
+ 3.9.9
matchbox-engine
diff --git a/matchbox-frontend/package-lock.json b/matchbox-frontend/package-lock.json
index 985bc429a3..1e70f56161 100644
--- a/matchbox-frontend/package-lock.json
+++ b/matchbox-frontend/package-lock.json
@@ -1,12 +1,12 @@
{
"name": "matchbox",
- "version": "3.9.8",
+ "version": "3.9.9",
"lockfileVersion": 3,
"requires": true,
"packages": {
"": {
"name": "matchbox",
- "version": "3.9.8",
+ "version": "3.9.9",
"license": "MIT",
"dependencies": {
"@ngx-translate/core": "^16.0.3",
diff --git a/matchbox-frontend/package.json b/matchbox-frontend/package.json
index c5db2636b1..5147e78b60 100644
--- a/matchbox-frontend/package.json
+++ b/matchbox-frontend/package.json
@@ -1,6 +1,6 @@
{
"name": "matchbox",
- "version": "3.9.8",
+ "version": "3.9.9",
"license": "MIT",
"scripts": {
"ng": "ng",
diff --git a/matchbox-server/pom.xml b/matchbox-server/pom.xml
index 3e3e028d52..b8a1be7c3d 100644
--- a/matchbox-server/pom.xml
+++ b/matchbox-server/pom.xml
@@ -5,7 +5,7 @@
matchbox
health.matchbox
- 3.9.8
+ 3.9.9
matchbox-server
diff --git a/matchbox-server/src/main/resources/static/browser/index.html b/matchbox-server/src/main/resources/static/browser/index.html
index ca80d9e0d2..4dd64f9617 100644
--- a/matchbox-server/src/main/resources/static/browser/index.html
+++ b/matchbox-server/src/main/resources/static/browser/index.html
@@ -15,5 +15,5 @@
-
+