diff --git a/include/wx/graphics.h b/include/wx/graphics.h
index 7cbe1bc52f..9141d39450 100644
--- a/include/wx/graphics.h
+++ b/include/wx/graphics.h
@@ -143,7 +143,7 @@ public:
     explicit wxGraphicsPenInfo(const wxColour& colour = wxColour(),
                                wxDouble width = 1.0,
                                wxPenStyle style = wxPENSTYLE_SOLID)
-        : wxPenInfoBase(colour, style)
+        : wxPenInfoBase<wxGraphicsPenInfo>(colour, style)
     {
         m_width = width;
     }
diff --git a/include/wx/pen.h b/include/wx/pen.h
index 9ebddc3b6d..a8a7754304 100644
--- a/include/wx/pen.h
+++ b/include/wx/pen.h
@@ -24,7 +24,7 @@ public:
     explicit wxPenInfo(const wxColour& colour = wxColour(),
                        int width = 1,
                        wxPenStyle style = wxPENSTYLE_SOLID)
-        : wxPenInfoBase(colour, style)
+        : wxPenInfoBase<wxPenInfo>(colour, style)
     {
         m_width = width;
     }