diff --git a/apps/frontend/src/features/complex/components/complex-details-section.tsx b/apps/frontend/src/features/complex/components/complex-details-section.tsx
index 63a843d..91d8068 100644
--- a/apps/frontend/src/features/complex/components/complex-details-section.tsx
+++ b/apps/frontend/src/features/complex/components/complex-details-section.tsx
@@ -79,7 +79,7 @@ export function ComplexDetailsSection({
     })
 
     if (!result.success) {
-      setErrorMessage(result.error.errors[0]?.message || 'Datos inválidos.')
+      setErrorMessage(result.error.issues[0]?.message || 'Datos inválidos.')
       return
     }