diff --git a/common/utils/LOG/log.c b/common/utils/LOG/log.c
index e1d75620fc..bc7471122a 100644
--- a/common/utils/LOG/log.c
+++ b/common/utils/LOG/log.c
@@ -44,6 +44,7 @@
 #include <linux/prctl.h>
 #include "common/config/config_userapi.h"
 #include <time.h>
+#include <sys/time.h>
 // main log variables
 
 log_mem_cnt_t log_mem_d[2];
diff --git a/targets/RT/USER/lte-ue.c b/targets/RT/USER/lte-ue.c
index eb12c2f78b..d0fdc2298e 100644
--- a/targets/RT/USER/lte-ue.c
+++ b/targets/RT/USER/lte-ue.c
@@ -971,17 +971,6 @@ void ue_stub_rx_handler(unsigned int num_bytes,
   }
 }
 
-static uint64_t clock_usec(void);
-
-static uint64_t clock_usec()
-{
-  struct timespec t;
-  if (clock_gettime(CLOCK_MONOTONIC, &t) == -1) {
-    abort();
-  }
-  return (uint64_t)t.tv_sec * 1000000 + (t.tv_nsec / 1000);
-}
-
 /*!
  * \brief This is the UE thread for RX subframe n and TX subframe n+4.
  * This thread performs the phy_procedures_UE_RX() on every received slot.