diff --git a/openair1/PHY/LTE_TRANSPORT/dci.c b/openair1/PHY/LTE_TRANSPORT/dci.c
index 8b7a818297..9a929947ee 100755
--- a/openair1/PHY/LTE_TRANSPORT/dci.c
+++ b/openair1/PHY/LTE_TRANSPORT/dci.c
@@ -2653,7 +2653,8 @@ int get_nCCE_offset_l1(int *CCE_table,
       search_space_free = 1;
 
       for (l=0; l<L; l++) {
-        if (CCE_table[(((Yk+m)%(nCCE/L))*L) + l] == 1) {
+        int cce = (((Yk+m)%(nCCE/L))*L) + l;
+        if (cce >= nCCE || CCE_table[cce] == 1) {
           search_space_free = 0;
           break;
         }
diff --git a/openair2/LAYER2/MAC/eNB_scheduler_primitives.c b/openair2/LAYER2/MAC/eNB_scheduler_primitives.c
index 56ede260e8..6554f49d10 100644
--- a/openair2/LAYER2/MAC/eNB_scheduler_primitives.c
+++ b/openair2/LAYER2/MAC/eNB_scheduler_primitives.c
@@ -990,7 +990,8 @@ int get_nCCE_offset(int *CCE_table,
       search_space_free = 1;
 
       for (l=0; l<L; l++) {
-        if (CCE_table[(((Yk+m)%(nCCE/L))*L) + l] == 1) {
+        int cce = (((Yk+m)%(nCCE/L))*L) + l;
+        if (cce >= nCCE || CCE_table[cce] == 1) {
           search_space_free = 0;
           break;
         }