diff --git a/lib/Makefile.am b/lib/Makefile.am
index 001ad50bc..f2e77553a 100644
--- a/lib/Makefile.am
+++ b/lib/Makefile.am
@@ -10,7 +10,7 @@ INCLUDES = -I.. -I$(srcdir) -I../intl
 libfu_a_SOURCES = getdate.y posixtm.y getopt.c getopt1.c \
 addext.c argmatch.c backupfile.c basename.c dirname.c filemode.c \
 full-write.c idcache.c \
-isdir.c long-options.c makepath.c modechange.c path-concat.c \
+isdir.c long-options.c makepath.c modechange.c oa-hash.c path-concat.c \
 safe-read.c save-cwd.c savedir.c stripslash.c userspec.c xgetcwd.c \
 xmalloc.c xstrdup.c xstrtol.c xstrtoul.c yesno.c
 
@@ -19,7 +19,7 @@ libfu_a_DEPENDENCIES = $(libfu_a_LIBADD)
 
 noinst_HEADERS = argmatch.h backupfile.h error.h fnmatch.h fsusage.h \
 getdate.h getline.h getopt.h group-member.h long-options.h \
-makepath.h modechange.h mountlist.h path-concat.h pathmax.h \
+makepath.h modechange.h mountlist.h oa-hash.h path-concat.h pathmax.h \
 save-cwd.h xstrtol.h xstrtoul.h strverscmp.h
 
 BUILT_SOURCES = getdate.c posixtm.c