diff --git a/src/common/valgen.cpp b/src/common/valgen.cpp
index bc5d8c806f..315d53a48c 100644
--- a/src/common/valgen.cpp
+++ b/src/common/valgen.cpp
@@ -84,6 +84,8 @@ wxGenericValidator::wxGenericValidator(wxDateTime *val)
     m_pDateTime = val;
 }
 
+#endif // wxUSE_DATETIME
+
 wxGenericValidator::wxGenericValidator(wxFileName *val)
 {
     Initialize();
@@ -102,8 +104,6 @@ wxGenericValidator::wxGenericValidator(double *val)
     m_pDouble = val;
 }
 
-#endif // wxUSE_DATETIME
-
 wxGenericValidator::wxGenericValidator(const wxGenericValidator& val)
     : wxValidator()
 {