diff --git a/library/freie_lieder b/library/freie_lieder
index dbd804e..5d4620b 160000
--- a/library/freie_lieder
+++ b/library/freie_lieder
@@ -1 +1 @@
-Subproject commit dbd804e6dc57bced8cf73df0a6b16cba9f6ef31e
+Subproject commit 5d4620b6ba89a5a13f79d82cc13f4253c2db394f
diff --git a/templates/musician_scores.tt b/templates/musician_scores.tt
index d3d3d3c..013e38b 100644
--- a/templates/musician_scores.tt
+++ b/templates/musician_scores.tt
@@ -87,7 +87,7 @@ parts = ensemble
     title = song.title
     content = song.content
     variables = song.variables ? "${library_dir}/${song.variables}/assignments.tt" : ''
-    directory = song.variables ? "${library_dir}/${song.variables}"
+    directory = song.variables ? "${library_dir}/${song.variables}" : ''
 %]
 [% END %]
 
diff --git a/templates/songsheet.tt b/templates/songsheet.tt
index a563e16..55f364d 100644
--- a/templates/songsheet.tt
+++ b/templates/songsheet.tt
@@ -16,7 +16,7 @@
     purpose = song.purpose
     content = song.content
     variables = song.variables ? "${library_dir}/${song.variables}/assignments.tt" : ''
-    directory = song.variables ? "${library_dir}/${song.variables}"
+    directory = song.variables ? "${library_dir}/${song.variables}" : ''
 %]
 [% END %]