PROTON-2131: Fixup: rebase mistake
diff --git a/c/src/core/logger.c b/c/src/core/logger.c
index 6893b40..91e4383 100644
--- a/c/src/core/logger.c
+++ b/c/src/core/logger.c
@@ -36,9 +36,9 @@
 static pn_logger_t the_default_logger = {
   pni_default_log_sink,
   (intptr_t) &the_default_logger,
+  NULL,
   PN_LEVEL_CRITICAL,
   PN_SUBSYSTEM_ALL,
-  NULL
 };
 
 void pni_logger_init(pn_logger_t *logger)