diff --git a/openbsc/src/libbsc/bts_ipaccess_nanobts.c b/openbsc/src/libbsc/bts_ipaccess_nanobts.c
index bc246f1..86c9fdc 100644
--- a/openbsc/src/libbsc/bts_ipaccess_nanobts.c
+++ b/openbsc/src/libbsc/bts_ipaccess_nanobts.c
@@ -157,7 +157,7 @@
 		20, 	/* T3142 */
 		5, 	/* T3169 */
 		5,	/* T3191 */
-		200,	/* T3193 (units of 10ms) */
+		160,	/* T3193 (units of 10ms) */
 		5,	/* T3195 */
 		10,	/* N3101 */
 		4,	/* N3103 */
diff --git a/openbsc/src/libbsc/system_information.c b/openbsc/src/libbsc/system_information.c
index 1c16ec0..0bfaaba 100644
--- a/openbsc/src/libbsc/system_information.c
+++ b/openbsc/src/libbsc/system_information.c
@@ -619,7 +619,7 @@
 	.cell_opts = {
 		.nmo 		= GPRS_NMO_II,
 		.t3168		= 2000,
-		.t3192		= 200,
+		.t3192		= 1500,
 		.drx_timer_max	= 3,
 		.bs_cv_max	= 15,
 		.ext_info_present = 0,
diff --git a/openbsc/src/libcommon/gsm_data_shared.c b/openbsc/src/libcommon/gsm_data_shared.c
index 3ec1d10..eaf53b7 100644
--- a/openbsc/src/libcommon/gsm_data_shared.c
+++ b/openbsc/src/libcommon/gsm_data_shared.c
@@ -192,7 +192,7 @@
 		[RLC_T3142] = 20,
 		[RLC_T3169] = 5,
 		[RLC_T3191] = 5,
-		[RLC_T3193] = 200, /* 10ms */
+		[RLC_T3193] = 160, /* 10ms */
 		[RLC_T3195] = 5,
 		[RLC_N3101] = 10,
 		[RLC_N3103] = 4,