diff --git a/server/modules/routing/binlog/blr_file.c b/server/modules/routing/binlog/blr_file.c
index ada392742..9f7976ef3 100644
--- a/server/modules/routing/binlog/blr_file.c
+++ b/server/modules/routing/binlog/blr_file.c
@@ -51,6 +51,8 @@
 #include <log_manager.h>
 
 extern int lm_enabled_logfiles_bitmask;
+extern size_t         log_ses_count[];
+extern __thread log_info_t tls_log_info;
 
 
 static void blr_file_create(ROUTER_INSTANCE *router, char *file);
diff --git a/server/modules/routing/binlog/blr_master.c b/server/modules/routing/binlog/blr_master.c
index bb43c1a27..9803a7499 100644
--- a/server/modules/routing/binlog/blr_master.c
+++ b/server/modules/routing/binlog/blr_master.c
@@ -63,6 +63,8 @@
 
 
 extern int lm_enabled_logfiles_bitmask;
+extern size_t         log_ses_count[];
+extern __thread log_info_t tls_log_info;
 
 static GWBUF *blr_make_query(char *statement);
 static GWBUF *blr_make_registration(ROUTER_INSTANCE *router);
diff --git a/server/modules/routing/binlog/blr_slave.c b/server/modules/routing/binlog/blr_slave.c
index 7a6489e02..95d6dd571 100644
--- a/server/modules/routing/binlog/blr_slave.c
+++ b/server/modules/routing/binlog/blr_slave.c
@@ -67,6 +67,8 @@ int blr_slave_callback(DCB *dcb, DCB_REASON reason, void *data);
 static int blr_slave_fake_rotate(ROUTER_INSTANCE *router, ROUTER_SLAVE *slave);
 
 extern int lm_enabled_logfiles_bitmask;
+extern size_t         log_ses_count[];
+extern __thread log_info_t tls_log_info;
 
 /**
  * Process a request packet from the slave server.