diff --git a/src/common/Makefile.am b/src/common/Makefile.am
index 144cc6e8fbbfc04ac25bb32984647ead548956ea..205fca43d18ba875b7365305a57e402d8532f814 100644
--- a/src/common/Makefile.am
+++ b/src/common/Makefile.am
@@ -5,4 +5,4 @@ noinst_LIBRARIES = libor.a
 
 libor_a_SOURCES = log.c crypto.c fakepoll.c util.c aes.c tortls.c
 
-noinst_HEADERS = log.h crypto.h fakepoll.h test.h util.h aes.h torint.h tortls.h
+noinst_HEADERS = log.h crypto.h fakepoll.h test.h util.h aes.h torint.h tortls.h strlcpy.c strlcat.c