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-rw-r--r--src/core/uuid.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/core/uuid.c b/src/core/uuid.c
index b8d21de1..c43d4216 100644
--- a/src/core/uuid.c
+++ b/src/core/uuid.c
@@ -40,7 +40,7 @@ FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
* @v uuid UUID
* @ret string UUID in canonical form
*/
-char * uuid_ntoa ( const union uuid *uuid ) {
+const char * uuid_ntoa ( const union uuid *uuid ) {
static char buf[37]; /* "00000000-0000-0000-0000-000000000000" */
sprintf ( buf, "%08x-%04x-%04x-%04x-%02x%02x%02x%02x%02x%02x",