diff --git a/ircd/db.cc b/ircd/db.cc
index 81b35a3b7..a4f10bf55 100644
--- a/ircd/db.cc
+++ b/ircd/db.cc
@@ -51,16 +51,14 @@
 #include <ircd/db/database/env/file_lock.h>
 #include <ircd/db/database/env/state.h>
 
-#define IRCD_DB_PORT
+// Internal utility interface for this definition file.
+#include "db.h"
 
 // RocksDB port linktime-overriding interfaces (experimental).
 #ifdef IRCD_DB_PORT
 #include <ircd/db/database/env/port.h>
 #endif
 
-// Internal utility interface for this definition file.
-#include "db.h"
-
 //
 // Misc / General linkages
 //
diff --git a/ircd/db.h b/ircd/db.h
index c5f8aeae5..606e70ad7 100644
--- a/ircd/db.h
+++ b/ircd/db.h
@@ -30,6 +30,12 @@
 ///
 //#define RB_DEBUG_DB_PORT
 
+/// Defined to enable our rocksdb::port implementation which connects to our
+/// ircd::ctx threading implementation. This is experimental. Note: at this
+/// time this MUST be enabled or rocksdb's will be using posix threading and
+/// that will not work with our env.
+#define IRCD_DB_PORT
+
 namespace ircd::db
 {
 	struct throw_on_error;