diff --git a/src/helm/env.d/dev/values.impress.yaml.gotmpl b/src/helm/env.d/dev/values.impress.yaml.gotmpl
index 129a4b89..a0301866 100644
--- a/src/helm/env.d/dev/values.impress.yaml.gotmpl
+++ b/src/helm/env.d/dev/values.impress.yaml.gotmpl
@@ -38,6 +38,7 @@ backend:
     OIDC_OP_TOKEN_ENDPOINT: https://docs-keycloak.127.0.0.1.nip.io/realms/docs/protocol/openid-connect/token
     OIDC_OP_USER_ENDPOINT: https://docs-keycloak.127.0.0.1.nip.io/realms/docs/protocol/openid-connect/userinfo
     OIDC_OP_LOGOUT_ENDPOINT: https://docs-keycloak.127.0.0.1.nip.io/realms/docs/protocol/openid-connect/logout
+    OIDC_REDIRECT_ALLOWED_HOSTS: "docs.127.0.0.1.nip.io"
     OIDC_RP_CLIENT_ID: docs
     OIDC_RP_CLIENT_SECRET: ThisIsAnExampleKeyForDevPurposeOnly
     OIDC_RP_SIGN_ALGO: RS256
diff --git a/src/helm/env.d/feature/values.impress.yaml.gotmpl b/src/helm/env.d/feature/values.impress.yaml.gotmpl
index 050c35ec..b833a65c 100644
--- a/src/helm/env.d/feature/values.impress.yaml.gotmpl
+++ b/src/helm/env.d/feature/values.impress.yaml.gotmpl
@@ -39,6 +39,7 @@ backend:
     OIDC_OP_TOKEN_ENDPOINT: https://{{ .Values.feature }}-docs-keycloak.{{ .Values.domain }}/realms/docs/protocol/openid-connect/token
     OIDC_OP_USER_ENDPOINT: https://{{ .Values.feature }}-docs-keycloak.{{ .Values.domain }}/realms/docs/protocol/openid-connect/userinfo
     OIDC_OP_LOGOUT_ENDPOINT: https://{{ .Values.feature }}-docs-keycloak.{{ .Values.domain }}/realms/docs/protocol/openid-connect/logout
+    OIDC_REDIRECT_ALLOWED_HOSTS: "{{ .Values.feature }}-docs.{{ .Values.domain }}"
     OIDC_RP_CLIENT_ID: docs
     OIDC_RP_CLIENT_SECRET: ThisIsAnExampleKeyForDevPurposeOnly
     OIDC_RP_SIGN_ALGO: RS256