diff --git a/libguile/Makefile.am b/libguile/Makefile.am
index b1f00fc1b..f8b4b4a72 100644
--- a/libguile/Makefile.am
+++ b/libguile/Makefile.am
@@ -16,14 +16,14 @@ guile_SOURCES = guile.c
 guile_LDADD = libguile.la ${THREAD_LIBS}
 
 libguile_la_SOURCES = \
-    alist.c append.c appinit.c arbiters.c async.c boolean.c chars.c \
+    alist.c appinit.c arbiters.c async.c boolean.c chars.c \
     continuations.c dynl.c dynwind.c eq.c error.c eval.c extchrs.c \
     feature.c filesys.c fports.c gc.c gdbint.c genio.c gh_data.c gh_eval.c \
     gh_funcs.c gh_init.c gh_io.c gh_list.c gh_predicates.c gsubr.c hash.c \
     hashtab.c init.c ioext.c kw.c list.c load.c mallocs.c markers.c \
     mbstrings.c net_db.c numbers.c objprop.c options.c pairs.c ports.c \
     posix.c print.c procprop.c procs.c ramap.c read.c root.c scmsigs.c \
-    script.c sequences.c simpos.c smob.c socket.c stackchk.c stime.c \
+    script.c simpos.c smob.c socket.c stackchk.c stime.c \
     strings.c strop.c strorder.c strports.c struct.c symbols.c tag.c \
     throw.c unif.c variable.c vectors.c version.c vports.c weaks.c \
     fluids.c
@@ -51,14 +51,14 @@ pkginclude_HEADERS = gh.h
 
 # These are headers visible as <libguile/mumble.h>.
 modincludedir = $(includedir)/libguile
-modinclude_HEADERS = __scm.h alist.h append.h arbiters.h async.h \
+modinclude_HEADERS = __scm.h alist.h arbiters.h async.h \
     backtrace.h boolean.h chars.h continuations.h debug.h dynl.h dynwind.h \
     eq.h error.h eval.h extchrs.h feature.h filesys.h fports.h gc.h \
     gdb_interface.h gdbint.h genio.h gsubr.h hash.h hashtab.h init.h \
     ioext.h kw.h list.h load.h mallocs.h markers.h mbstrings.h net_db.h \
     numbers.h objprop.h options.h pairs.h ports.h posix.h regex-posix.h print.h \
     procprop.h procs.h ramap.h read.h root.h scmhob.h scmsigs.h script.h \
-    sequences.h simpos.h smob.h socket.h srcprop.h stackchk.h stacks.h \
+    simpos.h smob.h socket.h srcprop.h stackchk.h stacks.h \
     stime.h strings.h strop.h strorder.h strports.h struct.h symbols.h \
     tag.h tags.h throw.h unif.h variable.h vectors.h version.h vports.h \
     weaks.h snarf.h threads.h coop-defs.h fluids.h