diff --git a/lightllm/models/qwen3_omni_moe_thinker/model.py b/lightllm/models/qwen3_omni_moe_thinker/model.py
index 45fb16f70..e4ea3ccc3 100644
--- a/lightllm/models/qwen3_omni_moe_thinker/model.py
+++ b/lightllm/models/qwen3_omni_moe_thinker/model.py
@@ -89,59 +89,60 @@ def encode(self, prompt, multimodal_params: MultimodalParams = None, **kwargs):
 
         # <img><image_pad></img> -> <img></img>
         origin_ids = [token for token in origin_ids if token not in (self.image_token_id, self.audio_token_id)]
-        # <img></img> --> <img>id,id+1...id+num</img>
+
+        # audio
         input_ids = []
-        image_id = 0
+        audio_id = 0
+        start_idx = 0
         while True:
             try:
-                start_idx = origin_ids.index(self.image_start_id)
+                start_idx = origin_ids.index(self.audio_start_id)
                 if start_idx + 1 >= len(origin_ids):
                     break
-                if origin_ids[start_idx + 1] == self.image_end_id:
+                if origin_ids[start_idx + 1] == self.audio_end_id:
                     input_ids.extend(origin_ids[: start_idx + 1])
-                    token_id = multimodal_params.images[image_id].token_id
-                    token_num = multimodal_params.images[image_id].token_num
-                    multimodal_params.images[image_id].start_idx = len(input_ids)
+                    token_id = multimodal_params.audios[audio_id].token_id
+                    token_num = multimodal_params.audios[audio_id].token_num
                     input_ids.extend(range(token_id, token_id + token_num))
-                    input_ids.append(self.image_end_id)
+                    input_ids.append(self.audio_end_id)
                     origin_ids = origin_ids[start_idx + 2 :]
-                    image_id += 1
+                    audio_id += 1
                 else:
-                    raise ValueError("image token error")
+                    raise ValueError("audio token error")
             except ValueError:
                 break
         if multimodal_params:
-            image_cnt = len(multimodal_params.images)
-            if image_cnt != image_id:
-                raise ValueError(image_cnt == image_id, f"invalid image tag num: {image_cnt} vs {image_id}!")
+            audio_cnt = len(multimodal_params.audios)
+            if audio_cnt != audio_id:
+                raise ValueError(audio_cnt == audio_id, f"invalid audio tag num: {audio_cnt} vs {audio_id}!")
         input_ids.extend(origin_ids)
 
-        # audio
+        # <img></img> --> <img>id,id+1...id+num</img>
         origin_ids = input_ids
         input_ids = []
-        audio_id = 0
-        start_idx = 0
+        image_id = 0
         while True:
             try:
-                start_idx = origin_ids.index(self.audio_start_id)
+                start_idx = origin_ids.index(self.image_start_id)
                 if start_idx + 1 >= len(origin_ids):
                     break
-                if origin_ids[start_idx + 1] == self.audio_end_id:
+                if origin_ids[start_idx + 1] == self.image_end_id:
                     input_ids.extend(origin_ids[: start_idx + 1])
-                    token_id = multimodal_params.audios[audio_id].token_id
-                    token_num = multimodal_params.audios[audio_id].token_num
+                    token_id = multimodal_params.images[image_id].token_id
+                    token_num = multimodal_params.images[image_id].token_num
+                    multimodal_params.images[image_id].start_idx = len(input_ids)
                     input_ids.extend(range(token_id, token_id + token_num))
-                    input_ids.append(self.audio_end_id)
+                    input_ids.append(self.image_end_id)
                     origin_ids = origin_ids[start_idx + 2 :]
-                    audio_id += 1
+                    image_id += 1
                 else:
-                    raise ValueError("audio token error")
+                    raise ValueError("image token error")
             except ValueError:
                 break
         if multimodal_params:
-            audio_cnt = len(multimodal_params.audios)
-            if audio_cnt != audio_id:
-                raise ValueError(audio_cnt == audio_id, f"invalid audio tag num: {audio_cnt} vs {audio_id}!")
+            image_cnt = len(multimodal_params.images)
+            if image_cnt != image_id:
+                raise ValueError(image_cnt == image_id, f"invalid image tag num: {image_cnt} vs {image_id}!")
         input_ids.extend(origin_ids)
 
         return input_ids