diff --git a/executables/nr-uesoftmodem.h b/executables/nr-uesoftmodem.h
index 4c3a35b048..9471988c02 100644
--- a/executables/nr-uesoftmodem.h
+++ b/executables/nr-uesoftmodem.h
@@ -62,6 +62,7 @@
   {"chest-time",                   CONFIG_HLP_CHESTTIME,       0,               .iptr=&(nrUE_params.chest_time),             .defintval=0,      TYPE_INT,      0}, \
   {"ue-timing-correction-disable", CONFIG_HLP_DISABLETIMECORR, PARAMFLAG_BOOL,  .iptr=&(nrUE_params.no_timing_correction),   .defintval=0,      TYPE_INT,      0}, \
   {"SLC",                          CONFIG_HLP_SLF,             0,               .u64ptr=&(sidelink_frequency[0][0]),         .defuintval=2600000000,TYPE_UINT64,0}, \
+  {"num-ues",                      NULL,                       0,               .iptr=&(NB_UE_INST),                         .defuintval=1,         TYPE_INT,0},   \
 }
 // clang-format on