diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5296713bc5..f9182c9c7e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,23 @@
 # Changelog
 
+## [8.5.0](https://www.github.com/dasch-swiss/dsp-app/compare/v8.4.0...v8.5.0) (2022-01-19)
+
+
+### Bug Fixes
+
+* **project:** better project form validation (DEV-336) ([#641](https://www.github.com/dasch-swiss/dsp-app/issues/641)) ([a7563a3](https://www.github.com/dasch-swiss/dsp-app/commit/a7563a3d1cc629c7144c3fe35d1d3812a72f9c06))
+
+
+### Maintenance
+
+* **angular:** optimize ng s in dev mode ([#640](https://www.github.com/dasch-swiss/dsp-app/issues/640)) ([9812b9c](https://www.github.com/dasch-swiss/dsp-app/commit/9812b9ca71d95744bb90335eff6f4bf9a3351280))
+* **deps:** fix security vulnerability ([#638](https://www.github.com/dasch-swiss/dsp-app/issues/638)) ([f19434e](https://www.github.com/dasch-swiss/dsp-app/commit/f19434e74570aa62b6fa9ee73436f47d88a27182))
+
+
+### Enhancements
+
+* **ontology:** support partOf value to create book res class (DEV-180) ([#634](https://www.github.com/dasch-swiss/dsp-app/issues/634)) ([3051a67](https://www.github.com/dasch-swiss/dsp-app/commit/3051a6737b97c84af6b194bf4303d680455f64c6))
+
 ## [8.4.0](https://www.github.com/dasch-swiss/dsp-app/compare/v8.3.3...v8.4.0) (2022-01-17)
 
 
diff --git a/package-lock.json b/package-lock.json
index 01dbbef630..d2139c0860 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "dsp-app",
-  "version": "8.4.0",
+  "version": "8.5.0",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "dsp-app",
-      "version": "8.4.0",
+      "version": "8.5.0",
       "dependencies": {
         "@angular/animations": "^12.2.14",
         "@angular/cdk": "^12.2.13",
diff --git a/package.json b/package.json
index 554311b412..ada11e6c9a 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "dsp-app",
-  "version": "8.4.0",
+  "version": "8.5.0",
   "repository": {
     "type": "git",
     "url": "https://github.com/dasch-swiss/dsp-app.git"