diff --git a/src/bts.cpp b/src/bts.cpp
index 32ec71e..c2b8696 100644
--- a/src/bts.cpp
+++ b/src/bts.cpp
@@ -201,37 +201,6 @@
 	bts->n3103 = 4;
 	bts->n3105 = 8;
 	bts->si13_is_set = false;
-	/* CS-1 to CS-4 */
-	bts->cs_lqual_ranges[0].low = -256;
-	bts->cs_lqual_ranges[0].high = 6;
-	bts->cs_lqual_ranges[1].low = 5;
-	bts->cs_lqual_ranges[1].high = 8;
-	bts->cs_lqual_ranges[2].low = 7;
-	bts->cs_lqual_ranges[2].high = 13;
-	bts->cs_lqual_ranges[3].low = 12;
-	bts->cs_lqual_ranges[3].high = 256;
-
-	/* MCS-1 to MCS-9 */
-	/* Default thresholds are referenced from literature */
-	/* Fig. 2.3, Chapter 2, Optimizing Wireless Communication Systems, Springer (2009) */
-	bts->mcs_lqual_ranges[0].low = -256;
-	bts->mcs_lqual_ranges[0].high = 6;
-	bts->mcs_lqual_ranges[1].low = 5;
-	bts->mcs_lqual_ranges[1].high = 8;
-	bts->mcs_lqual_ranges[2].low = 7;
-	bts->mcs_lqual_ranges[2].high = 13;
-	bts->mcs_lqual_ranges[3].low = 12;
-	bts->mcs_lqual_ranges[3].high = 15;
-	bts->mcs_lqual_ranges[4].low = 14;
-	bts->mcs_lqual_ranges[4].high = 17;
-	bts->mcs_lqual_ranges[5].low = 16;
-	bts->mcs_lqual_ranges[5].high = 18;
-	bts->mcs_lqual_ranges[6].low = 17;
-	bts->mcs_lqual_ranges[6].high = 20;
-	bts->mcs_lqual_ranges[7].low = 19;
-	bts->mcs_lqual_ranges[7].high = 24;
-	bts->mcs_lqual_ranges[8].low = 23;
-	bts->mcs_lqual_ranges[8].high = 256;
 	bts->ns_dialect = NS2_DIALECT_IPACCESS;
 
 	/* TODO: increase them when CRBB decoding is implemented */
diff --git a/src/bts.h b/src/bts.h
index afad02c..040386e 100644
--- a/src/bts.h
+++ b/src/bts.h
@@ -108,9 +108,6 @@
 
 	uint8_t si13[GSM_MACBLOCK_LEN];
 	bool si13_is_set;
-	/* Link quality range for each UL (M)CS. Below or above, next/prev (M)CS is selected. */
-	struct {int16_t low; int16_t high; } cs_lqual_ranges[MAX_GPRS_CS];
-	struct {int16_t low; int16_t high; } mcs_lqual_ranges[MAX_EDGE_MCS];
 	uint16_t ws_base;
 	uint16_t ws_pdch; /* increase WS by this value per PDCH */
 
diff --git a/src/gprs_ms.c b/src/gprs_ms.c
index c0fb55e..291f0e8 100644
--- a/src/gprs_ms.c
+++ b/src/gprs_ms.c
@@ -673,7 +673,6 @@
 
 void ms_update_cs_ul(struct GprsMs *ms, const struct pcu_l1_meas *meas)
 {
-	struct gprs_rlcmac_bts *bts_;
 	enum CodingScheme max_cs_ul = ms_max_cs_ul(ms);
 
 	int old_link_qual;
@@ -682,8 +681,6 @@
 	enum CodingScheme new_cs_ul = ms->current_cs_ul;
 	uint8_t current_cs = mcs_chan_code(ms->current_cs_ul);
 
-	bts_ = bts_data(ms->bts);
-
 	if (!max_cs_ul) {
 		LOGP(DRLCMACMEAS, LOGL_ERROR,
 			"max_cs_ul cannot be derived (current UL CS: %s)\n",
@@ -708,13 +705,13 @@
 	if (mcs_is_gprs(ms->current_cs_ul)) {
 		if (current_cs >= MAX_GPRS_CS)
 			current_cs = MAX_GPRS_CS - 1;
-		low  = bts_->cs_lqual_ranges[current_cs].low;
-		high = bts_->cs_lqual_ranges[current_cs].high;
+		low  = the_pcu->vty.cs_lqual_ranges[current_cs].low;
+		high = the_pcu->vty.cs_lqual_ranges[current_cs].high;
 	} else if (mcs_is_edge(ms->current_cs_ul)) {
 		if (current_cs >= MAX_EDGE_MCS)
 			current_cs = MAX_EDGE_MCS - 1;
-		low  = bts_->mcs_lqual_ranges[current_cs].low;
-		high = bts_->mcs_lqual_ranges[current_cs].high;
+		low  = the_pcu->vty.mcs_lqual_ranges[current_cs].low;
+		high = the_pcu->vty.mcs_lqual_ranges[current_cs].high;
 	} else {
 		LOGP(DRLCMACMEAS, LOGL_ERROR,
 		     "Unable to update UL (M)CS because it's neither GPRS nor EDGE: %s\n",
diff --git a/src/gprs_pcu.c b/src/gprs_pcu.c
index ba48c38..cfe8896 100644
--- a/src/gprs_pcu.c
+++ b/src/gprs_pcu.c
@@ -59,6 +59,36 @@
 	pcu->vty.cs_adj_upper_limit = 33; /* Decrease CS if the error rate is above */
 	pcu->vty.cs_adj_lower_limit = 10; /* Increase CS if the error rate is below */
 	pcu->vty.cs_downgrade_threshold = 200;
+	/* CS-1 to CS-4 */
+	pcu->vty.cs_lqual_ranges[0].low = -256;
+	pcu->vty.cs_lqual_ranges[0].high = 6;
+	pcu->vty.cs_lqual_ranges[1].low = 5;
+	pcu->vty.cs_lqual_ranges[1].high = 8;
+	pcu->vty.cs_lqual_ranges[2].low = 7;
+	pcu->vty.cs_lqual_ranges[2].high = 13;
+	pcu->vty.cs_lqual_ranges[3].low = 12;
+	pcu->vty.cs_lqual_ranges[3].high = 256;
+	/* MCS-1 to MCS-9 */
+	/* Default thresholds are referenced from literature */
+	/* Fig. 2.3, Chapter 2, Optimizing Wireless Communication Systems, Springer (2009) */
+	pcu->vty.mcs_lqual_ranges[0].low = -256;
+	pcu->vty.mcs_lqual_ranges[0].high = 6;
+	pcu->vty.mcs_lqual_ranges[1].low = 5;
+	pcu->vty.mcs_lqual_ranges[1].high = 8;
+	pcu->vty.mcs_lqual_ranges[2].low = 7;
+	pcu->vty.mcs_lqual_ranges[2].high = 13;
+	pcu->vty.mcs_lqual_ranges[3].low = 12;
+	pcu->vty.mcs_lqual_ranges[3].high = 15;
+	pcu->vty.mcs_lqual_ranges[4].low = 14;
+	pcu->vty.mcs_lqual_ranges[4].high = 17;
+	pcu->vty.mcs_lqual_ranges[5].low = 16;
+	pcu->vty.mcs_lqual_ranges[5].high = 18;
+	pcu->vty.mcs_lqual_ranges[6].low = 17;
+	pcu->vty.mcs_lqual_ranges[6].high = 20;
+	pcu->vty.mcs_lqual_ranges[7].low = 19;
+	pcu->vty.mcs_lqual_ranges[7].high = 24;
+	pcu->vty.mcs_lqual_ranges[8].low = 23;
+	pcu->vty.mcs_lqual_ranges[8].high = 256;
 
 	pcu->T_defs = T_defs_pcu;
 	osmo_tdefs_reset(pcu->T_defs);
diff --git a/src/gprs_pcu.h b/src/gprs_pcu.h
index 146b8b8..916169e 100644
--- a/src/gprs_pcu.h
+++ b/src/gprs_pcu.h
@@ -85,6 +85,9 @@
 		/* downgrade DL CS when less than specified octets are left in tx queue. Optimization, see paper:
 		  "Theoretical Analysis of GPRS Throughput and Delay" */
 		uint16_t cs_downgrade_threshold;
+		/* Link quality range for each UL (M)CS. Below or above, next/prev (M)CS is selected. */
+		struct {int16_t low; int16_t high; } cs_lqual_ranges[MAX_GPRS_CS];
+		struct {int16_t low; int16_t high; } mcs_lqual_ranges[MAX_EDGE_MCS];
 	} vty;
 
 	struct gsmtap_inst *gsmtap;
diff --git a/src/pcu_vty.c b/src/pcu_vty.c
index e0edf91..3abfba7 100644
--- a/src/pcu_vty.c
+++ b/src/pcu_vty.c
@@ -150,31 +150,31 @@
 		vty_out(vty, " no cs downgrade-threshold%s", VTY_NEWLINE);
 
 	vty_out(vty, " cs link-quality-ranges cs1 %d cs2 %d %d cs3 %d %d cs4 %d%s",
-		bts->cs_lqual_ranges[0].high,
-		bts->cs_lqual_ranges[1].low,
-		bts->cs_lqual_ranges[1].high,
-		bts->cs_lqual_ranges[2].low,
-		bts->cs_lqual_ranges[2].high,
-		bts->cs_lqual_ranges[3].low,
+		the_pcu->vty.cs_lqual_ranges[0].high,
+		the_pcu->vty.cs_lqual_ranges[1].low,
+		the_pcu->vty.cs_lqual_ranges[1].high,
+		the_pcu->vty.cs_lqual_ranges[2].low,
+		the_pcu->vty.cs_lqual_ranges[2].high,
+		the_pcu->vty.cs_lqual_ranges[3].low,
 		VTY_NEWLINE);
 
 	vty_out(vty, " mcs link-quality-ranges mcs1 %d mcs2 %d %d mcs3 %d %d mcs4 %d %d mcs5 %d %d mcs6 %d %d mcs7 %d %d mcs8 %d %d mcs9 %d%s",
-		bts->mcs_lqual_ranges[0].high,
-		bts->mcs_lqual_ranges[1].low,
-		bts->mcs_lqual_ranges[1].high,
-		bts->mcs_lqual_ranges[2].low,
-		bts->mcs_lqual_ranges[2].high,
-		bts->mcs_lqual_ranges[3].low,
-		bts->mcs_lqual_ranges[3].high,
-		bts->mcs_lqual_ranges[4].low,
-		bts->mcs_lqual_ranges[4].high,
-		bts->mcs_lqual_ranges[5].low,
-		bts->mcs_lqual_ranges[5].high,
-		bts->mcs_lqual_ranges[6].low,
-		bts->mcs_lqual_ranges[6].high,
-		bts->mcs_lqual_ranges[7].low,
-		bts->mcs_lqual_ranges[7].high,
-		bts->mcs_lqual_ranges[8].low,
+		the_pcu->vty.mcs_lqual_ranges[0].high,
+		the_pcu->vty.mcs_lqual_ranges[1].low,
+		the_pcu->vty.mcs_lqual_ranges[1].high,
+		the_pcu->vty.mcs_lqual_ranges[2].low,
+		the_pcu->vty.mcs_lqual_ranges[2].high,
+		the_pcu->vty.mcs_lqual_ranges[3].low,
+		the_pcu->vty.mcs_lqual_ranges[3].high,
+		the_pcu->vty.mcs_lqual_ranges[4].low,
+		the_pcu->vty.mcs_lqual_ranges[4].high,
+		the_pcu->vty.mcs_lqual_ranges[5].low,
+		the_pcu->vty.mcs_lqual_ranges[5].high,
+		the_pcu->vty.mcs_lqual_ranges[6].low,
+		the_pcu->vty.mcs_lqual_ranges[6].high,
+		the_pcu->vty.mcs_lqual_ranges[7].low,
+		the_pcu->vty.mcs_lqual_ranges[7].high,
+		the_pcu->vty.mcs_lqual_ranges[8].low,
 		VTY_NEWLINE);
 
 	if (the_pcu->vty.force_initial_mcs) {
@@ -977,8 +977,6 @@
 	   "CS-4 low (dB)\n",
 	   CMD_ATTR_IMMEDIATE)
 {
-	struct gprs_rlcmac_bts *bts = bts_main_data();
-
 	uint8_t cs1_high = atoi(argv[0]);
 	uint8_t cs2_low = atoi(argv[1]);
 	uint8_t cs2_high = atoi(argv[2]);
@@ -986,12 +984,12 @@
 	uint8_t cs3_high = atoi(argv[4]);
 	uint8_t cs4_low = atoi(argv[5]);
 
-	bts->cs_lqual_ranges[0].high = cs1_high;
-	bts->cs_lqual_ranges[1].low  = cs2_low;
-	bts->cs_lqual_ranges[1].high = cs2_high;
-	bts->cs_lqual_ranges[2].low  = cs3_low;
-	bts->cs_lqual_ranges[2].high = cs3_high;
-	bts->cs_lqual_ranges[3].low  = cs4_low;
+	the_pcu->vty.cs_lqual_ranges[0].high = cs1_high;
+	the_pcu->vty.cs_lqual_ranges[1].low  = cs2_low;
+	the_pcu->vty.cs_lqual_ranges[1].high = cs2_high;
+	the_pcu->vty.cs_lqual_ranges[2].low  = cs3_low;
+	the_pcu->vty.cs_lqual_ranges[2].high = cs3_high;
+	the_pcu->vty.cs_lqual_ranges[3].low  = cs4_low;
 
 	return CMD_SUCCESS;
 }
@@ -1027,24 +1025,22 @@
 	   "MCS-9 low (dB)\n",
 	   CMD_ATTR_IMMEDIATE)
 {
-	struct gprs_rlcmac_bts *bts = bts_main_data();
-
-	bts->mcs_lqual_ranges[0].high = atoi(argv[0]);
-	bts->mcs_lqual_ranges[1].low  = atoi(argv[1]);
-	bts->mcs_lqual_ranges[1].high = atoi(argv[2]);
-	bts->mcs_lqual_ranges[2].low  = atoi(argv[3]);
-	bts->mcs_lqual_ranges[2].high = atoi(argv[4]);
-	bts->mcs_lqual_ranges[3].low  = atoi(argv[5]);
-	bts->mcs_lqual_ranges[3].high  = atoi(argv[6]);
-	bts->mcs_lqual_ranges[4].low  = atoi(argv[7]);
-	bts->mcs_lqual_ranges[4].high  = atoi(argv[8]);
-	bts->mcs_lqual_ranges[5].low  = atoi(argv[9]);
-	bts->mcs_lqual_ranges[5].high  = atoi(argv[10]);
-	bts->mcs_lqual_ranges[6].low  = atoi(argv[11]);
-	bts->mcs_lqual_ranges[6].high  = atoi(argv[12]);
-	bts->mcs_lqual_ranges[7].low  = atoi(argv[13]);
-	bts->mcs_lqual_ranges[7].high  = atoi(argv[14]);
-	bts->mcs_lqual_ranges[8].low  = atoi(argv[15]);
+	the_pcu->vty.mcs_lqual_ranges[0].high = atoi(argv[0]);
+	the_pcu->vty.mcs_lqual_ranges[1].low  = atoi(argv[1]);
+	the_pcu->vty.mcs_lqual_ranges[1].high = atoi(argv[2]);
+	the_pcu->vty.mcs_lqual_ranges[2].low  = atoi(argv[3]);
+	the_pcu->vty.mcs_lqual_ranges[2].high = atoi(argv[4]);
+	the_pcu->vty.mcs_lqual_ranges[3].low  = atoi(argv[5]);
+	the_pcu->vty.mcs_lqual_ranges[3].high  = atoi(argv[6]);
+	the_pcu->vty.mcs_lqual_ranges[4].low  = atoi(argv[7]);
+	the_pcu->vty.mcs_lqual_ranges[4].high  = atoi(argv[8]);
+	the_pcu->vty.mcs_lqual_ranges[5].low  = atoi(argv[9]);
+	the_pcu->vty.mcs_lqual_ranges[5].high  = atoi(argv[10]);
+	the_pcu->vty.mcs_lqual_ranges[6].low  = atoi(argv[11]);
+	the_pcu->vty.mcs_lqual_ranges[6].high  = atoi(argv[12]);
+	the_pcu->vty.mcs_lqual_ranges[7].low  = atoi(argv[13]);
+	the_pcu->vty.mcs_lqual_ranges[7].high  = atoi(argv[14]);
+	the_pcu->vty.mcs_lqual_ranges[8].low  = atoi(argv[15]);
 
 	return CMD_SUCCESS;
 }