diff --git a/contrib/src/stc/PlatWX.cpp b/contrib/src/stc/PlatWX.cpp
index 35d5fc0877..9f948cfb78 100644
--- a/contrib/src/stc/PlatWX.cpp
+++ b/contrib/src/stc/PlatWX.cpp
@@ -681,7 +681,7 @@ class wxSTCListBox : public wxListBox {
 public:
     wxSTCListBox(wxWindow* parent, wxWindowID id)
         : wxListBox(parent, id, wxDefaultPosition, wxDefaultSize,
-                    0, NULL, wxLB_SINGLE | wxSIMPLE_BORDER)
+                    0, NULL, wxLB_SINGLE | wxSIMPLE_BORDER | wxWANTS_CHARS)
         {}
 
     void OnKeyDown(wxKeyEvent& event) {
diff --git a/src/stc/PlatWX.cpp b/src/stc/PlatWX.cpp
index 35d5fc0877..9f948cfb78 100644
--- a/src/stc/PlatWX.cpp
+++ b/src/stc/PlatWX.cpp
@@ -681,7 +681,7 @@ class wxSTCListBox : public wxListBox {
 public:
     wxSTCListBox(wxWindow* parent, wxWindowID id)
         : wxListBox(parent, id, wxDefaultPosition, wxDefaultSize,
-                    0, NULL, wxLB_SINGLE | wxSIMPLE_BORDER)
+                    0, NULL, wxLB_SINGLE | wxSIMPLE_BORDER | wxWANTS_CHARS)
         {}
 
     void OnKeyDown(wxKeyEvent& event) {