diff --git a/cesnet-central/deployments/fullhub.yaml b/cesnet-central/deployments/fullhub.yaml
index 1c1daf628738b81622d253e255307699e57dc1e8..e8fb383231a202fb7aff04262aa86a0c07b98842 100644
--- a/cesnet-central/deployments/fullhub.yaml
+++ b/cesnet-central/deployments/fullhub.yaml
@@ -192,7 +192,7 @@ hub:
       client_id: "{{ secret['client_id'] }}"
       client_secret: "{{ secret['client_secret'] }}"
       oauth_callback_url: "https://{{ notebooks_hostname }}/hub/oauth_callback"
-      openid_configuration_url: "https://proxy.testing.eosc-federation.eu/.well-known/openid-configuration"
+      openid_configuration_url: "https://{{ secret['checkin_host'] }}/.well-known/openid-configuration"
       scope: ["openid", "profile", "email", "offline_access", "entitlements"]
       username_claim: "sub"
       extra_authorize_params:
diff --git a/common/deployments/hub-production.yaml b/common/deployments/hub-production.yaml
index 3fc838ececa8a7e80039b0d80e7b571043170700..9c0bb35b3ba4669774aaf663cfe7b36dd52c4285 100644
--- a/common/deployments/hub-production.yaml
+++ b/common/deployments/hub-production.yaml
@@ -173,7 +173,7 @@ hub:
       client_id: "{{ secret['client_id'] }}"
       client_secret: "{{ secret['client_secret'] }}"
       oauth_callback_url: "https://{{ notebooks_hostname }}/hub/oauth_callback"
-      openid_configuration_url: "https://proxy.testing.eosc-federation.eu/.well-known/openid-configuration"
+      openid_configuration_url: "https://{{ secret['checkin_host'] }}/.well-known/openid-configuration"
       scope: ["openid", "profile", "email", "offline_access", "entitlements"]
       username_claim: "sub"
       extra_authorize_params:
diff --git a/common/deployments/hub-staging.yaml b/common/deployments/hub-staging.yaml
index 24e83a0df5331f7435d50976c9d590075884ccea..e1e86bdf260b8f4380ec098d696ee604cc93dd16 100644
--- a/common/deployments/hub-staging.yaml
+++ b/common/deployments/hub-staging.yaml
@@ -173,7 +173,7 @@ hub:
       client_id: "{{ secret['client_id'] }}"
       client_secret: "{{ secret['client_secret'] }}"
       oauth_callback_url: "https://{{ notebooks_hostname }}/hub/oauth_callback"
-      openid_configuration_url: "https://proxy.testing.eosc-federation.eu/.well-known/openid-configuration"
+      openid_configuration_url: "https://{{ secret['checkin_host'] }}/.well-known/openid-configuration"
       scope: ["openid", "profile", "email", "offline_access", "entitlements"]
       username_claim: "sub"
       extra_authorize_params:
diff --git a/testing/deployments/hub.yaml b/testing/deployments/hub.yaml
index 7022425d1bd857c4a8ade7b69c704d623bbb073b..12c6f17b653d5600be40a5eb89dbab1c9e248f3d 100644
--- a/testing/deployments/hub.yaml
+++ b/testing/deployments/hub.yaml
@@ -174,7 +174,7 @@ hub:
       client_id: "{{ secret['client_id'] }}"
       client_secret: "{{ secret['client_secret'] }}"
       oauth_callback_url: "https://{{ notebooks_hostname }}/hub/oauth_callback"
-      openid_configuration_url: "https://proxy.testing.eosc-federation.eu/.well-known/openid-configuration"
+      openid_configuration_url: "https://{{ secret['checkin_host'] }}/.well-known/openid-configuration"
       scope: ["openid", "profile", "email", "offline_access", "entitlements"]
       username_claim: "sub"
       extra_authorize_params: