diff --git a/src/flt_spoe.c b/src/flt_spoe.c
index cc6c55e..4e27c63 100644
--- a/src/flt_spoe.c
+++ b/src/flt_spoe.c
@@ -399,6 +399,7 @@
 	*p++ = SPOE_FRM_T_HAPROXY_HELLO;
 
 	/* Set flags */
+	flags = htonl(flags);
 	memcpy(p, (char *)&flags, 4);
 	p += 4;
 
@@ -488,6 +489,7 @@
 	*p++ = SPOE_FRM_T_HAPROXY_DISCON;
 
 	/* Set flags */
+	flags = htonl(flags);
 	memcpy(p, (char *)&flags, 4);
 	p += 4;
 
@@ -559,6 +561,7 @@
 	*p++ = SPOE_FRM_T_HAPROXY_NOTIFY;
 
 	/* Set flags */
+	flags = htonl(flags);
 	memcpy(p, (char *)&flags, 4);
 	p += 4;
 
@@ -615,6 +618,7 @@
 	*p++ = SPOE_FRM_T_UNSET;
 
 	/* Set flags */
+	flags = htonl(flags);
 	memcpy(p, (char *)&flags, 4);
 	p += 4;
 
@@ -669,6 +673,7 @@
 
 	/* Retrieve flags */
 	memcpy((char *)&flags, p, 4);
+	flags = ntohl(flags);
 	p += 4;
 
 	/* Fragmentation is not supported for HELLO frame */
@@ -852,6 +857,7 @@
 
 	/* Retrieve flags */
 	memcpy((char *)&flags, p, 4);
+	flags = ntohl(flags);
 	p += 4;
 
 	/* Fragmentation is not supported for DISCONNECT frame */
@@ -962,6 +968,7 @@
 
 	/* Retrieve flags */
 	memcpy((char *)&flags, p, 4);
+	flags = ntohl(flags);
 	p += 4;
 
 	/* Fragmentation is not supported for now */