diff --git a/lib/src/phy/fec/test/viterbi_test.c b/lib/src/phy/fec/test/viterbi_test.c
index 28c60bce6..e4cf6f312 100644
--- a/lib/src/phy/fec/test/viterbi_test.c
+++ b/lib/src/phy/fec/test/viterbi_test.c
@@ -279,6 +279,7 @@ int main(int argc, char **argv) {
   free(llr);
   free(llr_c);
   free(data_rx);
+  free(data_rx2);
   
   if (snr_points == 1) {
     int expected_errors = get_expected_errors(nof_frames, seed, frame_length, tail_biting, ebno_db);
diff --git a/lib/src/phy/modem/test/modem_test.c b/lib/src/phy/modem/test/modem_test.c
index 600115386..ed9bef522 100644
--- a/lib/src/phy/modem/test/modem_test.c
+++ b/lib/src/phy/modem/test/modem_test.c
@@ -197,6 +197,7 @@ int main(int argc, char **argv) {
     }
   }
 
+  free(llr2);
   free(llr);
   free(symbols);
   free(symbols_bytes);
diff --git a/lib/test/common/timeout_test.cc b/lib/test/common/timeout_test.cc
index c2451cdb0..4bde95f66 100644
--- a/lib/test/common/timeout_test.cc
+++ b/lib/test/common/timeout_test.cc
@@ -89,7 +89,7 @@ int timer_thread_test()
   printf("Target duration: %dms, started: %ld:%ld, ended: %ld:%ld, actual duration %dms\n",
          duration_msec, c.start_time[1].tv_sec, c.start_time[1].tv_usec, c.start_time[2].tv_sec, c.start_time[2].tv_usec, diff_ms);
 
-  result = (duration_msec - result_tolerance <= diff_ms < duration_msec + result_tolerance);
+  result = ((duration_msec - result_tolerance) < diff_ms || diff_ms < (duration_msec + result_tolerance));
 
   if(result) {
     printf("Timer thread test passed\n");