diff --git a/jenkins/armclang-ubl.sh b/jenkins/armclang-ubl.sh
index cff98f9..e87759a 100755
--- a/jenkins/armclang-ubl.sh
+++ b/jenkins/armclang-ubl.sh
@@ -12,7 +12,18 @@
 varname=${COMPILER}_PATH
 eval COMP_PATH=\$$varname
 
-if ! ${COMP_PATH}/armlm activate --code ${ARMCLANG_UBL_CODE}; then
+success=0
+delay=5
+for i in $(seq 1 3); do
+    if ${COMP_PATH}/armlm activate --code ${ARMCLANG_UBL_CODE}; then
+        success=1
+        break
+    fi
+    sleep ${delay}
+    delay=$((${delay} * 2))
+done
+
+if [ ${success} -eq 0 ]; then
     ls -l ~/.armlm/logs/*.log
     cat ~/.armlm/logs/*.log
     exit 1