1 files changed, 1 insertions, 2 deletions
diff --git a/src/wx/about_dialog.h b/src/wx/about_dialog.h
index 5e8954908..c19654599 100644
--- a/src/wx/about_dialog.h
+++ b/src/wx/about_dialog.h
@@ -32,11 +32,10 @@ class wxNotebook;
 class AboutDialog : public wxDialog
 {
 public:
-	AboutDialog (wxWindow *);
+	explicit AboutDialog (wxWindow *);
 
 private:
 	void add_section (wxString, wxArrayString);
 
 	wxNotebook* _notebook; ///< notebook used to keep each list of names for the credits
 };
-