diff --git a/cdrskin/cdrskin_timestamp.h b/cdrskin/cdrskin_timestamp.h
index 0c95fa1..2b8c2d0 100644
--- a/cdrskin/cdrskin_timestamp.h
+++ b/cdrskin/cdrskin_timestamp.h
@@ -1 +1 @@
-#define Cdrskin_timestamP "2024.09.15.141244"
+#define Cdrskin_timestamP "2024.09.20.162105"
diff --git a/libburn/drive.c b/libburn/drive.c
index f48d4b6..86785d4 100644
--- a/libburn/drive.c
+++ b/libburn/drive.c
@@ -686,9 +686,10 @@ int burn_drive_mark_unready(struct burn_drive *d, int flag)
 }
 
 
-/* ts A70918 : outsourced from burn_drive_release() and enhanced */
+/* ts A70918-C40918 : outsourced from burn_drive_release() and enhanced */
 /** @param flag bit0-2 = mode : 0=unlock , 1=unlock+eject , 2=leave locked
-                bit3= do not call d->release()
+                bit3= do not calm drive and do not call d->release()
+                bit4= do not calm drive (@since 1.5.8)
 */
 int burn_drive_release_fl(struct burn_drive *d, int flag)
 {
@@ -719,10 +720,10 @@ int burn_drive_release_fl(struct burn_drive *d, int flag)
 			d->unlock(d);
 		if ((flag & 7) == 1)
 			d->eject(d);
-		if (!(flag & 8)) {
+		if (!(flag & (8 | 16))) 
 			burn_drive_snooze(d, 0);
+		if (!(flag & 8))
 			d->release(d);
-		}
 	}
 
 	d->needs_sync_cache = 0; /* just to be sure */
@@ -765,6 +766,14 @@ void burn_drive_release(struct burn_drive *d, int le)
 }
 
 
+/* API */
+/* ts C40918 */
+int burn_drive_release_v2(struct burn_drive *d, int flag)
+{
+	return burn_drive_release_fl(d, flag & 0x17);
+}
+
+
 /* ts B11002 */
 /* API */
 int burn_drive_re_assess(struct burn_drive *d, int flag)
diff --git a/libburn/libburn.h b/libburn/libburn.h
index a55a6bf..3032302 100644
--- a/libburn/libburn.h
+++ b/libburn/libburn.h
@@ -1269,6 +1269,23 @@ int burn_drive_re_assess(struct burn_drive *d, int flag);
 void burn_drive_release(struct burn_drive *drive, int eject);
 
 
+/* ts C40918 */
+/** Release a drive like with burn_drive_release() or burn_drive_leave_locked()
+    but with the additional option not to calm down the drive.
+    @param drive  The drive to release.
+    @param flag   Bitfield for control purposes:
+                  bit0-2= mode
+                          0= unlock
+                          1= unlock+eject
+                          2= leave locked
+                    bit3= reserved, submit 0
+                    bit4= do not calm drive
+    @return 1 means success, <=0 means failure
+    @since 1.5.8
+*/
+int burn_drive_release_v2(struct burn_drive *d, int flag);
+
+
 /* ts A70918 */
 /** Like burn_drive_release() but keeping the drive tray closed and its
     eject button disabled. This physically locked drive state will last until
@@ -4252,7 +4269,7 @@ int burn_random_access_write(struct burn_drive *d, off_t byte_address,
 int burn_get_read_capacity(struct burn_drive *d, int *capacity, int flag);
 
 /* ts C40303 */
-/** Like burn_get_read_capacity(), but with off_t result.
+/** Like burn_get_read_capacity(), but with uncurbed off_t result.
     @since 1.5.8
 */
 int burn_get_read_capacity_v2(struct burn_drive *d, off_t *capacity, int flag);
diff --git a/libburn/libburn.ver b/libburn/libburn.ver
index 608de3e..0b3fe18 100644
--- a/libburn/libburn.ver
+++ b/libburn/libburn.ver
@@ -218,6 +218,7 @@ LIBBURN4_1.5.8 {
 burn_disc_get_sectors_v2;
 burn_disc_track_lba_nwa_v2;
 burn_drive_get_status_v2;
+burn_drive_release_v2;
 burn_get_read_capacity_v2;
 burn_session_get_sectors_v2;
 burn_track_get_sectors_v2;