diff --git a/src/common/tokenzr.cpp b/src/common/tokenzr.cpp
index 35fb2c36f6..d3333994cd 100644
--- a/src/common/tokenzr.cpp
+++ b/src/common/tokenzr.cpp
@@ -85,6 +85,7 @@ wxStringTokenizer::wxStringTokenizer(const wxString& str,
 }
 
 wxStringTokenizer::wxStringTokenizer(const wxStringTokenizer& src)
+                 : wxObject()
 {
     DoCopyFrom(src);
 }