diff --git a/src/platform/remote/comfyui/jobs/jobTypes.ts b/src/platform/remote/comfyui/jobs/jobTypes.ts
index 23515f7a2..855348309 100644
--- a/src/platform/remote/comfyui/jobs/jobTypes.ts
+++ b/src/platform/remote/comfyui/jobs/jobTypes.ts
@@ -55,7 +55,7 @@ const zRawJobListItem = z
     execution_end_time: z.number().nullable().optional(),
     preview_output: zPreviewOutput.nullable().optional(),
     outputs_count: z.number().nullable().optional(),
-    execution_error: zExecutionError.optional(),
+    execution_error: zExecutionError.nullable().optional(),
     workflow_id: z.string().nullable().optional(),
     priority: z.number().optional()
   })