diff --git a/openair-cn/GTPV1-U/GTPUAH/xt_GTPUAH.c b/openair-cn/GTPV1-U/GTPUAH/xt_GTPUAH.c
index 8c9590f6766e070a00615e4b15449d96e4a81631..5090369ded6b25980af3413aa36d67971fe869a7 100755
--- a/openair-cn/GTPV1-U/GTPUAH/xt_GTPUAH.c
+++ b/openair-cn/GTPV1-U/GTPUAH/xt_GTPUAH.c
@@ -52,7 +52,7 @@
 #    error "Kernel version is not defined!!!! Exiting."
 #endif
 
-#define THREAD_SOCK_NO_WAIT 1
+#undef  THREAD_SOCK_NO_WAIT
 #define TRACE_IN_KERN_LOG 1
 #define TRACE_ICMP_IN_KERN_LOG 1