diff --git a/stack_orchestrator/data/config/monitoring/watcher-alert-rules.yml b/stack_orchestrator/data/config/monitoring/watcher-alert-rules.yml
index a1ee9002..e5710565 100644
--- a/stack_orchestrator/data/config/monitoring/watcher-alert-rules.yml
+++ b/stack_orchestrator/data/config/monitoring/watcher-alert-rules.yml
@@ -684,7 +684,7 @@ groups:
                 name: Expression
                 type: __expr__
                 uid: __expr__
-              expression: ${diff} >= 32
+              expression: ${diff} >= 16
               intervalMs: 1000
               maxDataPoints: 43200
               refId: condition
@@ -760,7 +760,7 @@ groups:
                 name: Expression
                 type: __expr__
                 uid: __expr__
-              expression: ${diff} >= 32
+              expression: ${diff} >= 16
               intervalMs: 1000
               maxDataPoints: 43200
               refId: condition
@@ -838,7 +838,7 @@ groups:
                 name: Expression
                 type: __expr__
                 uid: __expr__
-              expression: ${diff} >= 32
+              expression: ${diff} >= 16
               intervalMs: 1000
               maxDataPoints: 43200
               refId: condition