diff --git a/libraries/microsoft-agents-a365-observability-core/microsoft_agents_a365/observability/core/config.py b/libraries/microsoft-agents-a365-observability-core/microsoft_agents_a365/observability/core/config.py
index ffe3192b..c48b0d37 100644
--- a/libraries/microsoft-agents-a365-observability-core/microsoft_agents_a365/observability/core/config.py
+++ b/libraries/microsoft-agents-a365-observability-core/microsoft_agents_a365/observability/core/config.py
@@ -99,7 +99,7 @@ def _configure_internal(
         # Check if a365 observability is already configured
         if self._tracer_provider is not None:
             self._logger.warning(
-                "a365 observability already configured. Ignoring repeated configure() call. "
+                "a365 observability already configured. Ignoring repeated configure() call."
             )
             return True