diff --git a/backend/embed/api_docs/components/CertificateObject.json b/backend/embed/api_docs/components/CertificateObject.json
index 1e6399c..eb001ab 100644
--- a/backend/embed/api_docs/components/CertificateObject.json
+++ b/backend/embed/api_docs/components/CertificateObject.json
@@ -32,9 +32,16 @@
 			"description": "Updated Unix time with milliseconds"
 		},
 		"expires_on": {
-			"type": "integer",
-			"minimum": 1,
-			"nullable": true
+			"oneOf": [
+				{
+					"type": "null"
+				},
+				{
+					"type": "integer",
+					"minimum": 1,
+					"nullable": true
+				}
+			]
 		},
 		"type": {
 			"type": "string",
diff --git a/backend/embed/api_docs/components/HostObject.json b/backend/embed/api_docs/components/HostObject.json
index 7ff87e5..8b166ea 100644
--- a/backend/embed/api_docs/components/HostObject.json
+++ b/backend/embed/api_docs/components/HostObject.json
@@ -6,7 +6,6 @@
 		"id",
 		"created_at",
 		"updated_at",
-		"expires_on",
 		"user_id",
 		"provider",
 		"name",
@@ -27,10 +26,6 @@
 			"minimum": 1,
 			"description": "Updated Unix time with milliseconds"
 		},
-		"expires_on": {
-			"type": "integer",
-			"minimum": 1
-		},
 		"user_id": {
 			"type": "integer",
 			"minimum": 1