diff --git a/packages/@sanity/cli/test/shared/cleanupDangling.ts b/packages/@sanity/cli/test/shared/cleanupDangling.ts
index 9a8a58b6e49..90352a3014d 100644
--- a/packages/@sanity/cli/test/shared/cleanupDangling.ts
+++ b/packages/@sanity/cli/test/shared/cleanupDangling.ts
@@ -72,7 +72,7 @@ async function deleteDatasets() {
 }
 
 function isTestEntity(entity: string): boolean {
-  return /^test[-_]\d{8}-/.test(entity)
+  return /^test[-_]\d{8}[-_]/.test(entity)
 }
 
 function isTestEntityOlderThanThreshold(entity: string): boolean {