diff --git a/src/osmo_gsm_tester/templates/srsenb_rr.conf.tmpl b/src/osmo_gsm_tester/templates/srsenb_rr.conf.tmpl
index 8d261fa..597f6ef 100644
--- a/src/osmo_gsm_tester/templates/srsenb_rr.conf.tmpl
+++ b/src/osmo_gsm_tester/templates/srsenb_rr.conf.tmpl
@@ -36,7 +36,7 @@
   {
     dsr_trans_max = 64;
     period = 20;       // in ms
-    subframe = [1];    // vector of subframe indices allowed for SR transmissions
+    subframe = [1, 11, 21, 31]; // vector of subframe indices allowed for SR transmissions
 
     // number of PRBs on each extreme used for SR (total prb is twice this number)
 % if int(enb['num_prb']) <= 6:
@@ -50,7 +50,7 @@
     mode = "periodic";
     simultaneousAckCQI = true;
     period = 40; // in ms
-    subframe = [0];
+    subframe = [0, 10, 20, 30];
 % if int(enb['num_prb']) <= 6:
     nof_prb = 1;
 % else: