diff --git a/radio/src/gui/colorlcd/model_setup.cpp b/radio/src/gui/colorlcd/model_setup.cpp
index 342199fb5..846274763 100644
--- a/radio/src/gui/colorlcd/model_setup.cpp
+++ b/radio/src/gui/colorlcd/model_setup.cpp
@@ -1033,7 +1033,8 @@ void ModelSetupPage::build(FormWindow * window)
 
   // Model name
   new StaticText(window, grid.getLabelSlot(), STR_MODELNAME);
-  auto text = new RadioTextEdit(window, grid.getFieldSlot(), g_model.header.name, sizeof(g_model.header.name));
+  auto text = new RadioTextEdit(window, grid.getFieldSlot(), g_model.header.name, sizeof(g_model.header.name),
+          0, "_-.,:;<=>");
   text->setChangeHandler([=] {
       modelslist.load();
       auto model = modelslist.getCurrentModel();
diff --git a/radio/src/gui/colorlcd/textedits.h b/radio/src/gui/colorlcd/textedits.h
index 15e3e2e79..b8dddc97e 100644
--- a/radio/src/gui/colorlcd/textedits.h
+++ b/radio/src/gui/colorlcd/textedits.h
@@ -27,8 +27,8 @@
 class ModelTextEdit: public TextEdit
 {
   public:
-    ModelTextEdit(Window * parent, const rect_t & rect, char * value, uint8_t length, LcdFlags windowFlags = 0):
-      TextEdit(parent, rect, value, length, windowFlags)
+    ModelTextEdit(Window * parent, const rect_t & rect, char * value, uint8_t length, LcdFlags windowFlags = 0, const char * extra_chars = nullptr):
+      TextEdit(parent, rect, value, length, windowFlags, extra_chars)
     {
       setChangeHandler([](){
           storageDirty(EE_MODEL);
@@ -39,11 +39,11 @@ class ModelTextEdit: public TextEdit
 class RadioTextEdit: public TextEdit
 {
   public:
-    RadioTextEdit(Window * parent, const rect_t & rect, char * value, uint8_t length, LcdFlags windowFlags = 0):
-      TextEdit(parent, rect, value, length, windowFlags)
+    RadioTextEdit(Window * parent, const rect_t & rect, char * value, uint8_t length, LcdFlags windowFlags = 0, const char * extra_chars = nullptr):
+      TextEdit(parent, rect, value, length, windowFlags, extra_chars)
     {
       setChangeHandler([](){
           storageDirty(EE_GENERAL);
       });
     }
-};
\ No newline at end of file
+};