diff --git a/app/init.php b/app/init.php
index 00efcfe011..644993d121 100644
--- a/app/init.php
+++ b/app/init.php
@@ -234,7 +234,7 @@ const METRIC_DEPLOYMENTS_STORAGE  = 'deployments.storage';
 const METRIC_BUILDS  = 'builds';
 const METRIC_BUILDS_STORAGE  = 'builds.storage';
 const METRIC_BUILDS_COMPUTE  = 'builds.compute';
-const METRIC_BUILDS_MB_SECONDS  = 'builds.mb_seconds';
+const METRIC_BUILDS_MB_SECONDS  = 'builds.mbSeconds';
 const METRIC_FUNCTION_ID_BUILDS  = '{functionInternalId}.builds';
 const METRIC_FUNCTION_ID_BUILDS_STORAGE = '{functionInternalId}.builds.storage';
 const METRIC_FUNCTION_ID_BUILDS_COMPUTE  = '{functionInternalId}.builds.compute';