diff --git a/shared/systemd/nm-sd-utils-shared.c b/shared/systemd/nm-sd-utils-shared.c
index ecd2749213..a1f34c6ac4 100644
--- a/shared/systemd/nm-sd-utils-shared.c
+++ b/shared/systemd/nm-sd-utils-shared.c
@@ -24,6 +24,7 @@
 
 #include "path-util.h"
 #include "hexdecoct.h"
+#include "dns-domain.h"
 
 /*****************************************************************************/
 
@@ -83,3 +84,11 @@ nm_sd_utils_unbase64mem (const char *p,
 {
 	return unbase64mem_full (p, l, secure, (void **) mem, len);
 }
+
+int nm_sd_dns_name_to_wire_format (const char *domain,
+                                   guint8 *buffer,
+                                   size_t len,
+                                   gboolean canonical)
+{
+	return dns_name_to_wire_format (domain, buffer, len, canonical);
+}
diff --git a/shared/systemd/nm-sd-utils-shared.h b/shared/systemd/nm-sd-utils-shared.h
index b3b77c8842..48a8cf37ac 100644
--- a/shared/systemd/nm-sd-utils-shared.h
+++ b/shared/systemd/nm-sd-utils-shared.h
@@ -39,4 +39,9 @@ int nm_sd_utils_unbase64mem (const char *p,
 
 /*****************************************************************************/
 
+int nm_sd_dns_name_to_wire_format (const char *domain,
+                                   guint8 *buffer,
+                                   size_t len,
+                                   gboolean canonical);
+
 #endif /* __NM_SD_UTILS_SHARED_H__ */