diff --git a/Userland/Libraries/LibWeb/CSS/Parser/Parser.cpp b/Userland/Libraries/LibWeb/CSS/Parser/Parser.cpp
index 11d59cbb44..7dda1f779b 100644
--- a/Userland/Libraries/LibWeb/CSS/Parser/Parser.cpp
+++ b/Userland/Libraries/LibWeb/CSS/Parser/Parser.cpp
@@ -2756,6 +2756,7 @@ RefPtr<StyleValue> Parser::parse_as_css_value(PropertyID property_id)
 
 RefPtr<StyleValue> Parser::parse_css_value(PropertyID property_id, TokenStream<StyleComponentValueRule>& tokens)
 {
+    m_context.set_current_property_id(property_id);
     Vector<StyleComponentValueRule> component_values;
 
     while (tokens.has_next_token()) {
diff --git a/Userland/Libraries/LibWeb/CSS/Parser/Parser.h b/Userland/Libraries/LibWeb/CSS/Parser/Parser.h
index be1b5bb52b..4962735fd6 100644
--- a/Userland/Libraries/LibWeb/CSS/Parser/Parser.h
+++ b/Userland/Libraries/LibWeb/CSS/Parser/Parser.h
@@ -40,8 +40,12 @@ public:
     DOM::Document* document() const { return m_document; }
     URL complete_url(String const&) const;
 
+    PropertyID current_property_id() const { return m_current_property_id; }
+    void set_current_property_id(PropertyID property_id) { m_current_property_id = property_id; }
+
 private:
     DOM::Document* m_document { nullptr };
+    PropertyID m_current_property_id { PropertyID::Invalid };
 };
 
 template<typename T>