diff --git a/app/assets/javascripts/diffs/index.js b/app/assets/javascripts/diffs/index.js
index 034dd4cf6d2f4ff920515942bd9e9a2244756bf7..18e90fad45fb00b960138cc97ffdb67e34ec1dba 100644
--- a/app/assets/javascripts/diffs/index.js
+++ b/app/assets/javascripts/diffs/index.js
@@ -36,7 +36,7 @@ export default function initDiffsApp(store = notesStore) {
         iid: dataset.iid || '',
         endpointCoverage: dataset.endpointCoverage || '',
         endpointCodequality: dataset.endpointCodequality || '',
-        sastReportAvailable: dataset.endpointSast,
+        sastReportAvailable: parseBoolean(dataset.sastReportAvailable),
         helpPagePath: dataset.helpPagePath,
         currentUser: JSON.parse(dataset.currentUserData) || {},
         changesEmptyStateIllustration: dataset.changesEmptyStateIllustration,