diff --git a/WHATS_NEW b/WHATS_NEW
index 0d6d01062..ca12e8cb9 100644
--- a/WHATS_NEW
+++ b/WHATS_NEW
@@ -1,5 +1,6 @@
 Version 2.02.162 - 
 =================================
+  Fix unrecognised segtype flag message.
   lvconvert reuse cachepool metadade now ONLY with -Zn and clear otherwise.
   Enabled lvconvert --uncache to work with partial VG.
 
diff --git a/lib/metadata/segtype.c b/lib/metadata/segtype.c
index 2b060da23..35823d953 100644
--- a/lib/metadata/segtype.c
+++ b/lib/metadata/segtype.c
@@ -47,7 +47,7 @@ struct segment_type *get_segtype_from_flag(struct cmd_context *cmd, uint64_t fla
 		if (flag & segtype->flags)
 			return segtype;
 
-	log_error(INTERNAL_ERROR "Unrecognised segment type flag 0x%" PRIu64, flag);
+	log_error(INTERNAL_ERROR "Unrecognised segment type flag 0x%" PRIx64, flag);
 
 	return NULL;
 }