diff --git a/internal/service/platform/resource_group/resource_group.go b/internal/service/platform/resource_group/resource_group.go
index 8443ea8ff..435a0b5d6 100644
--- a/internal/service/platform/resource_group/resource_group.go
+++ b/internal/service/platform/resource_group/resource_group.go
@@ -111,7 +111,7 @@ func ResourceResourceGroup() *schema.Resource {
 													Description:  "Name of the attribute. Valid values are `category` or `type`.",
 													Type:         schema.TypeString,
 													Optional:     true,
-													ValidateFunc: validation.StringInSlice([]string{"category", "type"}, false),
+													ValidateFunc: validation.StringInSlice([]string{"category", "type", "labels"}, false),
 												},
 												"attribute_values": {
 													Description: "Value of the attributes.Valid values for `category` are [ARTIFACTORY,CLOUD_COST,CLOUD_PROVIDER,CODE_REPO,MONITORING,SECRET_MANAGER,TICKETING] and for `type` are [Production,PreProduction]",