diff --git a/srsue/src/mac/demux.cc b/srsue/src/mac/demux.cc
index 14c524165..171e7bf45 100644
--- a/srsue/src/mac/demux.cc
+++ b/srsue/src/mac/demux.cc
@@ -36,7 +36,7 @@
 
 namespace srsue {
     
-demux::demux() : mac_msg(20), pending_mac_msg(20)
+demux::demux() : mac_msg(20), pending_mac_msg(20), rlc(NULL)
 {
 }