diff --git a/plugins/builtin/source/content/data_visualizers.cpp b/plugins/builtin/source/content/data_visualizers.cpp
index a221be0bd..1810938d6 100644
--- a/plugins/builtin/source/content/data_visualizers.cpp
+++ b/plugins/builtin/source/content/data_visualizers.cpp
@@ -81,7 +81,7 @@ namespace hex::plugin::builtin {
             hex::unused(address, startedEditing);
 
             if (size == ByteCount) {
-                return drawDefaultScalarEditingTextBox(address, getFormatString(upperCase), ImGuiExt::getImGuiDataType<u8>(), data, ImGuiInputTextFlags_None);
+                return drawDefaultScalarEditingTextBox(address, getFormatString(upperCase), ImGuiExt::getImGuiDataType<u8>(), data, ImGuiInputTextFlags_CharsHexadecimal);
             } else {
                 return false;
             }