diff --git a/songs/m/la_seine.sg b/songs/m/la_seine.sg
index 0ec4347f..ad393408 100644
--- a/songs/m/la_seine.sg
+++ b/songs/m/la_seine.sg
@@ -1,7 +1,7 @@
 \selectlanguage{french}
 \songcolumns{2}
 \beginsong{La seine}
-  [by={M},cov={la-seine},album={La seine}]
+  [by={-M-},cov={la-seine},album={La seine}]
 
   \cover
   \capo{5}