diff --git a/sdk/include/opentelemetry/sdk/common/global_log_handler.h b/sdk/include/opentelemetry/sdk/common/global_log_handler.h
index a4b6cf8383..06bbd30f7d 100644
--- a/sdk/include/opentelemetry/sdk/common/global_log_handler.h
+++ b/sdk/include/opentelemetry/sdk/common/global_log_handler.h
@@ -14,10 +14,10 @@
 #define OTEL_INTERNAL_LOG_LEVEL_ERROR 0
 #define OTEL_INTERNAL_LOG_LEVEL_WARN 1
 #define OTEL_INTERNAL_LOG_LEVEL_INFO 2
-#define OTEL_INTERNAL_LOG_LEVEL_DEBUG 3  // to be disabled in release
-
+#define OTEL_INTERNAL_LOG_LEVEL_DEBUG 3
 #ifndef OTEL_INTERNAL_LOG_LEVEL
-#  define OTEL_INTERNAL_LOG_LEVEL OTEL_INTERNAL_LOG_LEVEL_DEBUG  // ERROR and WARN
+// DEBUG by default, we can change log level on runtime
+#  define OTEL_INTERNAL_LOG_LEVEL OTEL_INTERNAL_LOG_LEVEL_DEBUG
 #endif
 
 OPENTELEMETRY_BEGIN_NAMESPACE