diff --git a/Libraries/LibWeb/CSS/Parser/PropertyParsing.cpp b/Libraries/LibWeb/CSS/Parser/PropertyParsing.cpp
index 708d990a7fa..ee26b884b35 100644
--- a/Libraries/LibWeb/CSS/Parser/PropertyParsing.cpp
+++ b/Libraries/LibWeb/CSS/Parser/PropertyParsing.cpp
@@ -370,7 +370,7 @@ Parser::ParseErrorOr<NonnullRefPtr<CSSStyleValue const>> Parser::parse_css_value
 
         if (token.is(Token::Type::Semicolon)) {
             unprocessed_tokens.reconsume_current_input_token();
-            break;
+            return ParseError::SyntaxError;
         }
 
         if (property_id != PropertyID::Custom) {
diff --git a/Tests/LibWeb/Text/expected/wpt-import/css/geometry/DOMMatrix-001.txt b/Tests/LibWeb/Text/expected/wpt-import/css/geometry/DOMMatrix-001.txt
index 3d283fc30c9..92ed988c994 100644
--- a/Tests/LibWeb/Text/expected/wpt-import/css/geometry/DOMMatrix-001.txt
+++ b/Tests/LibWeb/Text/expected/wpt-import/css/geometry/DOMMatrix-001.txt
@@ -2,8 +2,7 @@ Harness status: OK
 
 Found 126 tests
 
-124 Pass
-2 Fail
+126 Pass
 Pass	new DOMMatrix()
 Pass	new DOMMatrix(undefined)
 Pass	new DOMMatrix(new DOMMatrix())
@@ -53,7 +52,7 @@ Pass	new DOMMatrix(" ")
 Pass	new DOMMatrix("/**/")
 Pass	new DOMMatrix("\0")
 Pass	new DOMMatrix(";")
-Fail	new DOMMatrix("none;")
+Pass	new DOMMatrix("none;")
 Pass	new DOMMatrix("null")
 Pass	new DOMMatrix(null)
 Pass	new DOMMatrix("undefined")
@@ -116,7 +115,7 @@ Pass	new DOMMatrixReadOnly(" ")
 Pass	new DOMMatrixReadOnly("/**/")
 Pass	new DOMMatrixReadOnly("\0")
 Pass	new DOMMatrixReadOnly(";")
-Fail	new DOMMatrixReadOnly("none;")
+Pass	new DOMMatrixReadOnly("none;")
 Pass	new DOMMatrixReadOnly("null")
 Pass	new DOMMatrixReadOnly(null)
 Pass	new DOMMatrixReadOnly("undefined")