diff --git a/charts/stable/vikunja/Chart.yaml b/charts/stable/vikunja/Chart.yaml
index 68961d6f0dc82..ddcfa4d14969c 100644
--- a/charts/stable/vikunja/Chart.yaml
+++ b/charts/stable/vikunja/Chart.yaml
@@ -41,5 +41,5 @@ sources:
   - https://hub.docker.com/r/vikunja/vikunja
   - https://vikunja.io/docs
 type: application
-version: 21.1.2
+version: 21.1.3
 
diff --git a/charts/stable/vikunja/templates/_secrets.tpl b/charts/stable/vikunja/templates/_secrets.tpl
index 6da3c58be696c..349e4864910cc 100644
--- a/charts/stable/vikunja/templates/_secrets.tpl
+++ b/charts/stable/vikunja/templates/_secrets.tpl
@@ -146,9 +146,6 @@ secret:
             enabled: {{ .Values.vikunja.auth.local.enabled }}
           openid:
             enabled: {{ .Values.vikunja.auth.openid.enabled }}
-            {{- with .Values.vikunja.auth.openid.redirecturl }}
-            redirecturl: {{ . | quote }}
-            {{- end }}
             {{- with .Values.vikunja.auth.openid.providers }}
             providers:
               {{- range $key, $value := . }}
@@ -163,11 +160,26 @@ secret:
                 {{- if hasKey $value "scope" }}
                 scope: {{ $value.scope | quote }}
                 {{- end }}
+                {{- if hasKey $value "usernamefallback" }}
+                usernamefallback: {{ $value.usernamefallback }}
+                {{- else }}
+                usernamefallback: false
+                {{- end }}
+                {{- if hasKey $value "emailfallback" }}
+                emailfallback: {{ $value.emailfallback }}
+                {{- else }}
+                emailfallback: false
+                {{- end }}
                 {{- if hasKey $value "forceuserinfo" }}
                 forceuserinfo: {{ $value.forceuserinfo }}
                 {{- else }}
                 forceuserinfo: false
                 {{- end }}
+                {{- if hasKey $value "requireavailability" }}
+                requireavailability: {{ $value.requireavailability }}
+                {{- else }}
+                requireavailability: false
+                {{- end }}
               {{- end }}
             {{- end }}
 
diff --git a/charts/stable/vikunja/values.yaml b/charts/stable/vikunja/values.yaml
index d9efc91f0366b..2b1ae9386f6d1 100644
--- a/charts/stable/vikunja/values.yaml
+++ b/charts/stable/vikunja/values.yaml
@@ -103,7 +103,6 @@ vikunja:
       enabled: true
     openid:
       enabled: false
-      redirecturl: ""
       providers: {}
       # Example configuration for multiple OpenID providers:
       # providers:
@@ -114,7 +113,10 @@ vikunja:
       #     clientid: "vikunja-client-id"
       #     clientsecret: "vikunja-client-secret"
       #     scope: "openid profile email"
+      #     usernamefallback: false
+      #     emailfallback: false
       #     forceuserinfo: false  # Optional: Set to true to always use UserInfo endpoint instead of ID token claims
+      #     requireavailability: false
       #   provider-id2:
       #     name: "Provider 2"
       #     authurl: "https://auth2.example.com"