diff --git a/include/Log.h b/include/Log.h
index 2c216b2fea..fbb0b06aa7 100644
--- a/include/Log.h
+++ b/include/Log.h
@@ -40,7 +40,7 @@ public:
         DDDEBUG = 5
     };
 
-    static const char error_names[];
+    static const std::string error_names[];
 
     Log(const MessageType _level = WARNING):log_level(_level){};
 
diff --git a/share/etc/oned.conf b/share/etc/oned.conf
index 75cac1d618..ea2022b33f 100644
--- a/share/etc/oned.conf
+++ b/share/etc/oned.conf
@@ -47,7 +47,13 @@
 #      file      to log in the oned.log file
 #      syslog    to use the syslog facilities
 #      std       to use the default log stream (stderr) to use with systemd
-#   debug_level: 0 = ERROR, 1 = WARNING, 2 = INFO, 3 = DEBUG
+#   debug_level:
+#       0 = ERROR
+#       1 = WARNING
+#       2 = INFO
+#       3 = DEBUG
+#       4 = DDEBUG
+#       5 = DDDEBUG
 #   use_vms_location: defines if store VM logs in VMS_LOCATION
 #
 #*******************************************************************************
diff --git a/src/log/Log.cc b/src/log/Log.cc
index ea43e3fc69..63437ad8c6 100644
--- a/src/log/Log.cc
+++ b/src/log/Log.cc
@@ -29,7 +29,7 @@ using namespace std;
 /* -------------------------------------------------------------------------- */
 /* -------------------------------------------------------------------------- */
 
-const char Log::error_names[] ={ 'E', 'W', 'I', 'D', 'D', 'D' };
+const string Log::error_names[] ={ "E", "W", "I", "D", "DD", "DDD" };
 
 unsigned int Log::zone_id = 0;
 
diff --git a/src/nebula/Nebula.cc b/src/nebula/Nebula.cc
index 530afd7fab..a681fe2eb1 100644
--- a/src/nebula/Nebula.cc
+++ b/src/nebula/Nebula.cc
@@ -241,7 +241,7 @@ void Nebula::start(bool bootstrap_only)
         NebulaLog::log("ONE",Log::INFO,os);
 
         os.str("");
-        os << "Log level:" << clevel << " [0=ERROR,1=WARNING,2=INFO,3=DEBUG]";
+        os << "Log level:" << clevel << " [0=ERROR,1=WARNING,2=INFO,3=DEBUG,4=DDEBUG,5=DDDEBUG]";
 
         NebulaLog::log("ONE",Log::INFO,os);