diff --git a/executables/nr-ue.c b/executables/nr-ue.c
index 0bb282c943..c5408d2e16 100644
--- a/executables/nr-ue.c
+++ b/executables/nr-ue.c
@@ -19,6 +19,7 @@
  *      contact@openairinterface.org
  */
 
+#define _GNU_SOURCE
 #include <openair1/PHY/impl_defs_top.h>
 #include "executables/nr-uesoftmodem.h"
 #include "PHY/phy_extern_nr_ue.h"
@@ -32,7 +33,6 @@
 #include "LAYER2/nr_pdcp/nr_pdcp_entity.h"
 #include "SCHED_NR_UE/pucch_uci_ue_nr.h"
 #include "openair2/NR_UE_PHY_INTERFACE/NR_IF_Module.h"
-#include <pthread.h>
 
 /*
  *  NR SLOT PROCESSING SEQUENCE