diff --git a/openbsc/src/libtrau/trau_mux.c b/openbsc/src/libtrau/trau_mux.c
index 6a6b7c5..3260ff5 100644
--- a/openbsc/src/libtrau/trau_mux.c
+++ b/openbsc/src/libtrau/trau_mux.c
@@ -29,6 +29,7 @@
 #include <osmocom/abis/e1_input.h>
 #include <openbsc/debug.h>
 #include <osmocom/core/talloc.h>
+#include <openbsc/trau_upqueue.h>
 
 /* this corresponds to teh bit-lengths of the individual codec
  * parameters as indicated in Table 1.1 of TS 06.10 */