diff --git a/upgrade-mcp-release.groovy b/upgrade-mcp-release.groovy
index e616101..7aa98cb 100644
--- a/upgrade-mcp-release.groovy
+++ b/upgrade-mcp-release.groovy
@@ -256,12 +256,14 @@
 }
 
 def check_35884(String cluster_name) {
-    def alertaApiKeyGenPillar = salt.getPillar(venvPepper, 'I@salt:master', '_param:alerta_admin_api_key_generated').get("return")[0].values()[0]
-    def alertaApiKeyPillar = salt.getPillar(venvPepper, 'I@prometheus:alerta or I@prometheus:alertmanager', '_param:alerta_admin_key').get("return")[0].values()[0]
+    if (salt.getMinions(venvPepper, 'I@prometheus:alerta or I@prometheus:alertmanager')) {
+        def alertaApiKeyGenPillar = salt.getPillar(venvPepper, 'I@salt:master', '_param:alerta_admin_api_key_generated').get("return")[0].values()[0]
+        def alertaApiKeyPillar = salt.getPillar(venvPepper, 'I@prometheus:alerta or I@prometheus:alertmanager', '_param:alerta_admin_key').get("return")[0].values()[0]
 
-    if (alertaApiKeyGenPillar == '' || alertaApiKeyGenPillar == 'null' || alertaApiKeyGenPillar == null || alertaApiKeyPillar == '' || alertaApiKeyPillar == 'null' || alertaApiKeyPillar == null) {
-        error('Alerta admin API key not defined.\n' +
-        'See https://docs.mirantis.com/mcp/q4-18/mcp-release-notes/mu/mu-12/mu-12-addressed/mu-12-dtrain/mu-12-dt-manual.html#i-35884 for more info')
+        if (alertaApiKeyGenPillar == '' || alertaApiKeyGenPillar == 'null' || alertaApiKeyGenPillar == null || alertaApiKeyPillar == '' || alertaApiKeyPillar == 'null' || alertaApiKeyPillar == null) {
+            error('Alerta admin API key not defined.\n' +
+            'See https://docs.mirantis.com/mcp/q4-18/mcp-release-notes/mu/mu-12/mu-12-addressed/mu-12-dtrain/mu-12-dt-manual.html#i-35884 for more info')
+        }
     }
 }