diff --git a/targets/COMMON/openairinterface5g_limits.h b/targets/COMMON/openairinterface5g_limits.h
index aa99eee048..995b8d7c3b 100644
--- a/targets/COMMON/openairinterface5g_limits.h
+++ b/targets/COMMON/openairinterface5g_limits.h
@@ -14,7 +14,7 @@
 // now , if we use --mu option in UE, compiling error will occur.
 // This problem will be fixed in the future.
 #                ifndef UESIM_EXPANSION
-#                    define NUMBER_OF_UE_MAX 4
+#                    define NUMBER_OF_UE_MAX 20
 #                    define NUMBER_OF_NR_UE_MAX 4
 #                    define NUMBER_OF_UCI_VARS_MAX 14
 #                    define NUMBER_OF_CONNECTED_eNB_MAX 1