diff --git a/libntfs/lcnalloc.c b/libntfs/lcnalloc.c
index b4d3ff2f..07fc28b6 100644
--- a/libntfs/lcnalloc.c
+++ b/libntfs/lcnalloc.c
@@ -102,7 +102,7 @@ runlist *ntfs_cluster_alloc(ntfs_volume *vol, s64 count, LCN start_lcn,
 	u8 pass, done_zones, search_zone, need_writeback, bit;
 
 	Dprintf("%s(): Entering with count = 0x%Lx, start_lcn = 0x%Lx,
-			zone = %s_ZONE.\n", (long long)count,
+			zone = %s_ZONE.\n", __FUNCTION__, (long long)count,
 			(long long)start_lcn,
 			zone == MFT_ZONE ? "MFT" : "DATA");
 	if (!vol || count < 0 || start_lcn < -1 || !vol->lcnbmp_na ||
diff --git a/ntfsprogs/ntfstruncate.c b/ntfsprogs/ntfstruncate.c
index 0c9a407f..409f17a7 100644
--- a/ntfsprogs/ntfstruncate.c
+++ b/ntfsprogs/ntfstruncate.c
@@ -170,8 +170,8 @@ void usage(void) __attribute__ ((noreturn));
 void usage (void)
 {
 	copyright();
-	fprintf(stderr, "Usage: %s [options] device [attr-type [attr-name]] "
-			"new-length\n"
+	fprintf(stderr, "Usage: %s [options] device inode [attr-type "
+			"[attr-name]] new-length\n"
 			"    If attr-type is not specified, 0x80 (i.e. $DATA) "
 			"is assumed.\n"
 			"    If attr-name is not specified, an unnamed "