Index: auto/output/Makefile
===================================================================
--- auto/output/Makefile	(revision a26cf421b204b6586fa67d9ae592df09abca8cc3)
+++ auto/output/Makefile	(revision 743cc4f1c9fc321b759aedbaf8f52e759740d371)
@@ -97,5 +97,5 @@
 vpath %.texinfo ./doc
 
-PROGRAMS_SCRIPT = gph kot unfla grp mar ser kon rm12 uam.tag2re
+PROGRAMS_SCRIPT = gph kot unfla grp mar ser kon rm12 uam.tag2re sen-nl
 PROGRAMS_EXEC = tok sen fla rs12
 PROGRAMS = \$(PROGRAMS_SCRIPT) \$(PROGRAMS_EXEC)
@@ -149,4 +149,7 @@
 RM12_SED_FILES = rm12.sed
 rm12: \$(RM12_SED_FILES)
+
+SENNL_SED_FILES = sen-nl.sed
+sen-nl: \$(SENNL_SED_FILES)
 
 RS12_OBJ_FILES = rs12.o