diff --git a/ctdb/include/ctdb_protocol.h b/ctdb/include/ctdb_protocol.h
index bec849e857c..3120103a48a 100644
--- a/ctdb/include/ctdb_protocol.h
+++ b/ctdb/include/ctdb_protocol.h
@@ -23,9 +23,6 @@
 #include <sys/socket.h>
 #include "protocol/protocol.h"
 
-/* define ctdb port number */
-#define CTDB_PORT 4379
-
 /* we must align packets to ensure ctdb works on all architectures (eg. sparc) */
 #define CTDB_DS_ALIGNMENT 8
 
diff --git a/ctdb/protocol/protocol.h b/ctdb/protocol/protocol.h
index 99440b39125..c775c4bcc64 100644
--- a/ctdb/protocol/protocol.h
+++ b/ctdb/protocol/protocol.h
@@ -22,6 +22,8 @@
 
 #include <tdb.h>
 
+#define CTDB_PORT 4379
+
 #define CTDB_MAGIC	0x43544442 /* CTDB */
 #define CTDB_PROTOCOL	1
 
diff --git a/ctdb/tests/src/fake_ctdbd.c b/ctdb/tests/src/fake_ctdbd.c
index f3af4bd43f9..522b5509cb0 100644
--- a/ctdb/tests/src/fake_ctdbd.c
+++ b/ctdb/tests/src/fake_ctdbd.c
@@ -48,8 +48,6 @@
 #include "ipalloc_read_known_ips.h"
 
 
-#define CTDB_PORT 4379
-
 /* A fake flag that is only supported by some functions */
 #define NODE_FLAGS_FAKE_TIMEOUT 0x80000000