diff --git a/azure-pipelines.yml b/azure-pipelines.yml
new file mode 100644
index 0000000..27a798a
--- /dev/null
+++ b/azure-pipelines.yml
@@ -0,0 +1,19 @@
+# Starter pipeline
+# Start with a minimal pipeline that you can customize to build and deploy your code.
+# Add steps that build, run tests, deploy, and more:
+# https://aka.ms/yaml
+
+trigger:
+- master
+
+pool:
+  vmImage: ubuntu-latest
+
+steps:
+- script: echo Hello, world!
+  displayName: 'Run a one-line script'
+
+- script: |
+    echo Add other tasks to build, test, and deploy your project.
+    echo See https://aka.ms/yaml
+  displayName: 'Run a multi-line script'
diff --git a/mib2zabbix.pl b/mib2zabbix.pl
index 46ac243..0ffa162 100755
--- a/mib2zabbix.pl
+++ b/mib2zabbix.pl
@@ -472,7 +472,7 @@ sub node_to_item {
     }
 
     # Set storage type to Delta for MIB counter types
-    if ( $node->{ type } ~~ ['COUNTER', 'COUNTER32', 'COUNTER64']) {
+    if ( $node->{ type } eq 'COUNTER' || $node->{ type } eq 'COUNTER32' || $node->{ type } eq 'COUNTER64' ) {
         $item->{ delta } = ZBX_ITEM_STORE_SPEED;
 
         if ($item->{ units } =~ /^s$/) {