diff --git a/src/backend/distributed/connection/remote_commands.c b/src/backend/distributed/connection/remote_commands.c
index d91f5ef83..aa66b50cd 100644
--- a/src/backend/distributed/connection/remote_commands.c
+++ b/src/backend/distributed/connection/remote_commands.c
@@ -19,6 +19,7 @@
 #include "utils/builtins.h"
 #include "utils/fmgrprotos.h"
 #include "utils/palloc.h"
+#include "catalog/pg_collation.h"
 
 #include "distributed/cancel_utils.h"
 #include "distributed/connection_management.h"