diff --git a/src/main/java/com/ai/da/python/PythonService.java b/src/main/java/com/ai/da/python/PythonService.java
index d94198d2..c33fdc91 100644
--- a/src/main/java/com/ai/da/python/PythonService.java
+++ b/src/main/java/com/ai/da/python/PythonService.java
@@ -4051,7 +4051,7 @@ public class PythonService {
             String responseBody = response.body().string();
             List<String> imagePaths = JSON.parseArray(responseBody, String.class);
 
-            if (imagePaths == null || imagePaths.isEmpty()) {
+            if (imagePaths == null || imagePaths.isEmpty()|| imagePaths.size() == 0) {
                 log.warn("Empty recommendation result for {}", category);
                 return getSystemSketchByCategory(category,brandId,brandScale,null);
             }