diff --git a/payload_consumer/delta_performer.cc b/payload_consumer/delta_performer.cc
index 47eb353..382f002 100644
--- a/payload_consumer/delta_performer.cc
+++ b/payload_consumer/delta_performer.cc
@@ -392,6 +392,9 @@
       20);
 
 void DeltaPerformer::CheckSPLDowngrade() {
+  if (!manifest_.has_security_patch_level()) {
+    return;
+  }
   const auto new_spl = manifest_.security_patch_level();
   const auto current_spl =
       android::base::GetProperty("ro.build.version.security_patch", "");