diff --git a/src/Appwrite/Specification/Format/OpenAPI3.php b/src/Appwrite/Specification/Format/OpenAPI3.php
index 591fda709a..f01673d3a5 100644
--- a/src/Appwrite/Specification/Format/OpenAPI3.php
+++ b/src/Appwrite/Specification/Format/OpenAPI3.php
@@ -318,7 +318,7 @@ class OpenAPI3 extends Format
             }
         }
         foreach ($this->models as $model) {
-            if (!in_array($model->getType(), $usedModels)) {
+            if (!in_array($model->getType(), $usedModels) && $model->getType() !== 'error') {
                 continue;
             }
 
diff --git a/src/Appwrite/Specification/Format/Swagger2.php b/src/Appwrite/Specification/Format/Swagger2.php
index 0e639e9a86..1d92a0ea3c 100644
--- a/src/Appwrite/Specification/Format/Swagger2.php
+++ b/src/Appwrite/Specification/Format/Swagger2.php
@@ -320,7 +320,7 @@ class Swagger2 extends Format
             }
         }
         foreach ($this->models as $model) {
-            if (!in_array($model->getType(), $usedModels)) {
+            if (!in_array($model->getType(), $usedModels) && $model->getType() !== 'error') {
                 continue;
             }