diff --git a/src/Makefile.am b/src/Makefile.am
index b82b6fb..c0c9488 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -8,4 +8,5 @@
 lib_LTLIBRARIES = libosmocore.la
 
 libosmocore_la_SOURCES = msgb.c timer.c talloc.c select.c signal.c \
-			 tlv_parser.c bitvec.c comp128.c gsm_utils.c statistics.c
+			 tlv_parser.c bitvec.c comp128.c gsm_utils.c statistics.c \
+			 write_queue.c