diff --git a/vllm/engine/llm_engine.py b/vllm/engine/llm_engine.py
index 336b61f4daec4..1676504f198cb 100644
--- a/vllm/engine/llm_engine.py
+++ b/vllm/engine/llm_engine.py
@@ -247,7 +247,7 @@ def __init__(
         )
 
         logger.info(
-            "Initializing an LLM engine (v%s) with config: %r,"
+            "Initializing an LLM engine (v%s) with config: %s, "
             "use_cached_outputs=%s, ",
             VLLM_VERSION,
             vllm_config,