diff --git a/msg.c b/msg.c
index 4b3d926..6943431 100644
--- a/msg.c
+++ b/msg.c
@@ -32,6 +32,8 @@
 #define VERSION_MASK 0x0f
 #define VERSION      0x02
 
+int assume_two_step = 0;
+
 /*
  * Head room fits a VLAN Ethernet header, and 'msg' is 64 bit aligned.
  */
diff --git a/ptp4l.c b/ptp4l.c
index f01ff6f..ee31718 100644
--- a/ptp4l.c
+++ b/ptp4l.c
@@ -36,8 +36,6 @@
 #include "util.h"
 #include "version.h"
 
-int assume_two_step = 0;
-
 static void usage(char *progname)
 {
 	fprintf(stderr,