diff --git a/README.md b/README.md
index c6088f4..30043b8 100644
--- a/README.md
+++ b/README.md
@@ -103,3 +103,4 @@ s=4: 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 -> 16,01.02,15 14,03.04,13 12,05.06,
     - [ ] check if file available, if not, dont use
     - [ ] check if md2parallel is available 
         - [ ] ultimately include md2XXX.sh into md2tex.py
+    - [ ] make sure that underscores are no problem 
diff --git a/mkparallel.sh b/mkparallel.sh
index 400d590..6894d3d 100755
--- a/mkparallel.sh
+++ b/mkparallel.sh
@@ -164,6 +164,7 @@ do
 		else
 			echo "{ $tex }" >> $PROJECT.tex 
 			echo '\clearpage' >> $PROJECT.tex
+            first_lang="true"
 		fi 
 	else 
 		#is chapter