diff --git a/Meta/Lagom/Tools/CodeGenerators/LibWeb/WrapperGenerator/IDLGenerators.cpp b/Meta/Lagom/Tools/CodeGenerators/LibWeb/WrapperGenerator/IDLGenerators.cpp
index e96a5f1f48..d8b6967579 100644
--- a/Meta/Lagom/Tools/CodeGenerators/LibWeb/WrapperGenerator/IDLGenerators.cpp
+++ b/Meta/Lagom/Tools/CodeGenerators/LibWeb/WrapperGenerator/IDLGenerators.cpp
@@ -153,7 +153,7 @@ static String make_input_acceptable_cpp(String const& input)
         return builder.to_string();
     }
 
-    return input.replace("-", "_", ReplaceMode::FirstOnly);
+    return input.replace("-", "_", ReplaceMode::All);
 }
 
 static void generate_include_for_wrapper(auto& generator, auto& wrapper_name)
@@ -237,7 +237,7 @@ static void emit_includes_for_all_imports(auto& interface, auto& generator, bool
 
         if (is_iterator) {
             auto iterator_name = String::formatted("{}Iterator", interface->name);
-            auto iterator_path = String::formatted("{}Iterator", interface->fully_qualified_name.replace("::", "/", ReplaceMode::FirstOnly));
+            auto iterator_path = String::formatted("{}Iterator", interface->fully_qualified_name.replace("::", "/", ReplaceMode::All));
             generate_include_for_iterator(generator, iterator_path, iterator_name);
         }
 
@@ -3635,7 +3635,7 @@ void generate_iterator_prototype_implementation(IDL::Interface const& interface)
     generator.set("prototype_class", String::formatted("{}IteratorPrototype", interface.name));
     generator.set("wrapper_class", String::formatted("{}IteratorWrapper", interface.name));
     generator.set("fully_qualified_name", String::formatted("{}Iterator", interface.fully_qualified_name));
-    generator.set("possible_include_path", String::formatted("{}Iterator", interface.name.replace("::", "/", ReplaceMode::FirstOnly)));
+    generator.set("possible_include_path", String::formatted("{}Iterator", interface.name.replace("::", "/", ReplaceMode::All)));
 
     generator.append(R"~~~(
 #include <AK/Function.h>