diff --git a/lightrag/operate.py b/lightrag/operate.py
index c6724974..05940899 100644
--- a/lightrag/operate.py
+++ b/lightrag/operate.py
@@ -3264,10 +3264,16 @@ async def extract_keywords_only(
     It ONLY extracts keywords (hl_keywords, ll_keywords).
     """
 
-    # 1. Handle cache if needed - add cache type for keywords
+    # 1. Build the examples
+    examples = "\n".join(PROMPTS["keywords_extraction_examples"])
+
+    language = global_config["addon_params"].get("language", DEFAULT_SUMMARY_LANGUAGE)
+
+    # 2. Handle cache if needed - add cache type for keywords
     args_hash = compute_args_hash(
         param.mode,
         text,
+        language,
     )
     cached_result = await handle_cache(
         hashing_kv, args_hash, text, param.mode, cache_type="keywords"
@@ -3284,11 +3290,6 @@ async def extract_keywords_only(
                 "Invalid cache format for keywords, proceeding with extraction"
             )
 
-    # 2. Build the examples
-    examples = "\n".join(PROMPTS["keywords_extraction_examples"])
-
-    language = global_config["addon_params"].get("language", DEFAULT_SUMMARY_LANGUAGE)
-
     # 3. Build the keyword-extraction prompt
     kw_prompt = PROMPTS["keywords_extraction"].format(
         query=text,