diff --git a/openair1/SIMULATION/NR_PHY/dlschsim.c b/openair1/SIMULATION/NR_PHY/dlschsim.c
index 2e2ccb40e3..2a95768a3e 100644
--- a/openair1/SIMULATION/NR_PHY/dlschsim.c
+++ b/openair1/SIMULATION/NR_PHY/dlschsim.c
@@ -174,7 +174,7 @@ int main(int argc, char **argv) {
 	//logInit();
 	randominit(0);
 
-	while ((c = getopt(argc, argv, "df:hpg:i:j:n:l:m:r:s:S:y:z:M:N:F:R:P:")) != -1) {
+	while ((c = getopt(argc, argv, "df:hpg:i:j:n:l:m:r:s:S:y:z:M:N:F:R:P:L:")) != -1) {
 		switch (c) {
 		case 'f':
 			write_output_file = 1;
@@ -315,6 +315,10 @@ int main(int argc, char **argv) {
 
 			break;
 
+		case 'L':
+		  loglvl = atoi(optarg);
+		  break;
+
 		case 'm':
 			Imcs = atoi(optarg);
 			break;