diff --git a/src/security/validator-regex.cpp b/src/security/validator-regex.cpp
index 97f796c..194aaf1 100644
--- a/src/security/validator-regex.cpp
+++ b/src/security/validator-regex.cpp
@@ -161,7 +161,7 @@
                   return;
                 }
             }
-          catch (Tlv::Error& e)
+          catch (tlv::Error& e)
             {
               return onValidationFailed(data.shared_from_this(),
                                         "Cannot decode signature");