diff --git a/keystore/blob.h b/keystore/blob.h
index f710641..06f9ea5 100644
--- a/keystore/blob.h
+++ b/keystore/blob.h
@@ -98,6 +98,9 @@
     bool isSuperEncrypted() const;
     void setSuperEncrypted(bool superEncrypted);
 
+    bool isCriticalToDeviceEncryption() const;
+    void setCriticalToDeviceEncryption(bool critical);
+
     bool isFallback() const { return mBlob.flags & KEYSTORE_FLAG_FALLBACK; }
     void setFallback(bool fallback);