diff --git a/include/WinStd/ETW.h b/include/WinStd/ETW.h
index 0ae6611d..c30db127 100644
--- a/include/WinStd/ETW.h
+++ b/include/WinStd/ETW.h
@@ -177,6 +177,20 @@ namespace winstd
         }
 
 
+        ///
+        /// Construct class with string.
+        ///
+        /// \note This class is saves a reference to the data only. Therefore, data must be kept available.
+        ///
+        inline event_data(_In_ char *data)
+        {
+            if (data)
+                EventDataDescCreate(this, data, (ULONG)((strlen(data) + 1) * sizeof(*data)));
+            else
+                EventDataDescCreate(this, NULL, 0);
+        }
+
+
         ///
         /// Construct class with wide string.
         ///
@@ -191,6 +205,20 @@ namespace winstd
         }
 
 
+        ///
+        /// Construct class with wide string.
+        ///
+        /// \note This class is saves a reference to the data only. Therefore, data must be kept available.
+        ///
+        inline event_data(_In_ wchar_t *data)
+        {
+            if (data)
+                EventDataDescCreate(this, data, (ULONG)((wcslen(data) + 1) * sizeof(*data)));
+            else
+                EventDataDescCreate(this, NULL, 0);
+        }
+
+
         ///
         /// Template to construct class with string.
         ///