diff --git a/Meta/Lagom/Tools/CodeGenerators/LibWeb/BindingsGenerator/IDLGenerators.cpp b/Meta/Lagom/Tools/CodeGenerators/LibWeb/BindingsGenerator/IDLGenerators.cpp
index 0e97270a528..0cd994c0fba 100644
--- a/Meta/Lagom/Tools/CodeGenerators/LibWeb/BindingsGenerator/IDLGenerators.cpp
+++ b/Meta/Lagom/Tools/CodeGenerators/LibWeb/BindingsGenerator/IDLGenerators.cpp
@@ -356,6 +356,7 @@ static ByteString make_input_acceptable_cpp(ByteString const& input)
             "inline",
             "mutable",
             "namespace",
+            "operator",
             "register",
             "switch",
             "template")) {