diff --git a/Makefile b/Makefile
index 5cb2886b9..8a060c8bd 100644
--- a/Makefile
+++ b/Makefile
@@ -30,6 +30,10 @@ lint:
 gen-build:
 	./manage.py spectacular --file schema.yml
 
+gen-clean:
+	rm -rf web/api/src/
+	rm -rf outpost/api/
+
 gen-web:
 	docker run \
 		--rm -v ${PWD}:/local \
@@ -55,7 +59,7 @@ gen-outpost:
 		--additional-properties=packageName=api,enumClassPrefix=true
 	rm -f outpost/api/go.mod outpost/api/go.sum
 
-gen: gen-build gen-web gen-outpost
+gen: gen-build gen-clean gen-web gen-outpost
 
 run:
 	go run -v cmd/server/main.go
diff --git a/schema.yml b/schema.yml
index bc2fdbe67..0072788e9 100644
--- a/schema.yml
+++ b/schema.yml
@@ -1,7 +1,7 @@
 openapi: 3.0.3
 info:
   title: authentik
-  version: 2021.5.2
+  version: 2021.5.3
   description: Making authentication simple.
   contact:
     email: hello@beryju.org
@@ -14933,7 +14933,7 @@ components:
           maxLength: 200
         meta_icon:
           type: string
-          format: uri
+          nullable: true
           readOnly: true
         meta_description:
           type: string
@@ -16143,9 +16143,8 @@ components:
             flow is redirect to when an un-authenticated user visits authentik.
         background:
           type: string
-          format: uri
+          nullable: true
           readOnly: true
-          description: Background shown during execution
         stages:
           type: array
           items:
@@ -21867,6 +21866,7 @@ components:
       - component
       - name
       - pk
+      - plex_token
       - slug
       - verbose_name
       - verbose_name_plural
@@ -21918,6 +21918,7 @@ components:
           description: Plex token used to check firends
       required:
       - name
+      - plex_token
       - slug
     PlexTokenRedeemRequest:
       type: object
diff --git a/web/src/pages/sources/plex/PlexSourceForm.ts b/web/src/pages/sources/plex/PlexSourceForm.ts
index c55380800..ecce835cf 100644
--- a/web/src/pages/sources/plex/PlexSourceForm.ts
+++ b/web/src/pages/sources/plex/PlexSourceForm.ts
@@ -46,7 +46,7 @@ export class PlexSourceForm extends ModelForm<PlexSource, string> {
     }
 
     send = (data: PlexSource): Promise<PlexSource> => {
-        data.plexToken = this.plexToken;
+        data.plexToken = this.plexToken || "";
         if (this.instance?.slug) {
             return new SourcesApi(DEFAULT_CONFIG).sourcesPlexUpdate({
                 slug: this.instance.slug,
diff --git a/website/docs/installation/reverse-proxy.md b/website/docs/installation/reverse-proxy.md
index ad06092ce..64b023adf 100644
--- a/website/docs/installation/reverse-proxy.md
+++ b/website/docs/installation/reverse-proxy.md
@@ -31,10 +31,9 @@ server {
 
     # Proxy site
     location / {
-        proxy_pass https://<hostname of your authentik server>;
+        proxy_pass https://<hostname of your authentik server>:9443;
         proxy_http_version 1.1;
         proxy_set_header X-Forwarded-Proto https;
-        proxy_set_header X-Forwarded-Port 443;
         proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
         # This needs to be set inside the location block, very important.
         proxy_set_header Host $host;