diff --git a/openair2/RRC/LTE/defs_NB_IoT.h b/openair2/RRC/LTE/defs_NB_IoT.h
index 91dc7aafd4..2a34971c23 100644
--- a/openair2/RRC/LTE/defs_NB_IoT.h
+++ b/openair2/RRC/LTE/defs_NB_IoT.h
@@ -148,7 +148,7 @@ typedef struct UE_RRC_INFO_NB_IoT_s {
 //Measurement Report not supported in NB-IoT
 
 #define PAYLOAD_SIZE_MAX 1024
-#define RRC_BUF_SIZE 255
+#define RRC_BUF_SIZE 8192
 #define UNDEF_SECURITY_MODE 0xff
 #define NO_SECURITY_MODE 0x20
 
diff --git a/openair2/RRC/LTE/rrc_defs.h b/openair2/RRC/LTE/rrc_defs.h
index 4f55f94121..c19335910b 100644
--- a/openair2/RRC/LTE/rrc_defs.h
+++ b/openair2/RRC/LTE/rrc_defs.h
@@ -327,7 +327,7 @@ typedef enum SL_TRIGGER_e {
 #define MAX_MEAS_ID 6
 
 #define PAYLOAD_SIZE_MAX 1024
-#define RRC_BUF_SIZE 255
+#define RRC_BUF_SIZE 8192
 #define UNDEF_SECURITY_MODE 0xff
 #define NO_SECURITY_MODE 0x20
 
diff --git a/openair2/RRC/NR/nr_rrc_defs.h b/openair2/RRC/NR/nr_rrc_defs.h
index 36d9bdee60..af4ebfe17e 100644
--- a/openair2/RRC/NR/nr_rrc_defs.h
+++ b/openair2/RRC/NR/nr_rrc_defs.h
@@ -127,7 +127,7 @@ typedef enum UE_STATE_NR_e {
 #define MAX_MEAS_ID                                   6
 
 #define PAYLOAD_SIZE_MAX                              1024
-#define RRC_BUF_SIZE                                  255
+#define RRC_BUF_SIZE                                  8192
 #define UNDEF_SECURITY_MODE                           0xff
 #define NO_SECURITY_MODE                              0x20