diff --git a/src/std_utils.cc b/src/std_utils.cc
index ba79af6..e47a995 100644
--- a/src/std_utils.cc
+++ b/src/std_utils.cc
@@ -99,7 +99,7 @@ namespace pEp {
                     }
                 }
             } catch (...) {
-                runtime_error e{"path_delete_all(\""+path+"\")"};
+                runtime_error e{ "path_delete_all(\"" + path + "\")" };
                 throw_with_nested(e);
             }
         }
@@ -182,5 +182,15 @@ namespace pEp {
             return ret;
         }
 
+        // Attention, it pads left...
+        string padTo(const string &str, const size_t num, const char paddingChar)
+        {
+            string ret{ str };
+            if (num > ret.size()) {
+                ret.insert(0, num - ret.size(), paddingChar);
+            }
+            return ret;
+        }
+
     } // namespace Utils
 } // namespace pEp