diff --git a/src/security/signature-sha256-with-rsa.hpp b/src/security/signature-sha256-with-rsa.hpp
index b59c765..cfcef90 100644
--- a/src/security/signature-sha256-with-rsa.hpp
+++ b/src/security/signature-sha256-with-rsa.hpp
@@ -33,8 +33,8 @@
       throw Signature::Error("Incorrect signature type");
 
     info_.parse();
-    Block::element_iterator i = info_.find(Tlv::KeyLocator);
-    if (i != info_.getAll().end())
+    Block::element_const_iterator i = info_.find(Tlv::KeyLocator);
+    if (i != info_.elements_end())
       {
         keyLocator_.wireDecode(*i);
       }