diff --git a/src/llama_stack/core/routers/inference.py b/src/llama_stack/core/routers/inference.py
index 2ceb0a551..c548dd14c 100644
--- a/src/llama_stack/core/routers/inference.py
+++ b/src/llama_stack/core/routers/inference.py
@@ -119,7 +119,7 @@ class InferenceRouter(Inference):
             prompt_tokens: Number of tokens in the prompt
             completion_tokens: Number of tokens in the completion
             total_tokens: Total number of tokens used
-            fully_qualified_model_id: 
+            fully_qualified_model_id:
             provider_id: The provider identifier
 
         Returns: