diff --git a/Libraries/LibWeb/CSS/Enums.json b/Libraries/LibWeb/CSS/Enums.json
index e3e2fed8684..432ebc382d7 100644
--- a/Libraries/LibWeb/CSS/Enums.json
+++ b/Libraries/LibWeb/CSS/Enums.json
@@ -439,11 +439,11 @@
     "-libweb-right"
   ],
   "text-decoration-line": [
-    "blink",
-    "line-through",
     "none",
+    "underline",
     "overline",
-    "underline"
+    "line-through",
+    "blink"
   ],
   "text-decoration-style": [
     "dashed",
diff --git a/Libraries/LibWeb/CSS/Parser/Parser.cpp b/Libraries/LibWeb/CSS/Parser/Parser.cpp
index 5abc10937a8..15d32e14c7f 100644
--- a/Libraries/LibWeb/CSS/Parser/Parser.cpp
+++ b/Libraries/LibWeb/CSS/Parser/Parser.cpp
@@ -6384,6 +6384,11 @@ RefPtr<CSSStyleValue> Parser::parse_text_decoration_line_value(TokenStream<Compo
 
     if (style_values.is_empty())
         return nullptr;
+
+    quick_sort(style_values, [](auto& left, auto& right) {
+        return *keyword_to_text_decoration_line(left->to_keyword()) < *keyword_to_text_decoration_line(right->to_keyword());
+    });
+
     return StyleValueList::create(move(style_values), StyleValueList::Separator::Space);
 }
 
diff --git a/Tests/LibWeb/Text/expected/wpt-import/css/css-text-decor/parsing/text-decoration-line-valid.txt b/Tests/LibWeb/Text/expected/wpt-import/css/css-text-decor/parsing/text-decoration-line-valid.txt
index e9d592c48bd..76a7e6d9e9e 100644
--- a/Tests/LibWeb/Text/expected/wpt-import/css/css-text-decor/parsing/text-decoration-line-valid.txt
+++ b/Tests/LibWeb/Text/expected/wpt-import/css/css-text-decor/parsing/text-decoration-line-valid.txt
@@ -6,8 +6,8 @@ Rerun
 
 Found 67 tests
 
-16 Pass
-51 Fail
+65 Pass
+2 Fail
 Details
 Result	Test Name	MessagePass	e.style['text-decoration-line'] = "none" should set the property value	
 Pass	e.style['text-decoration-line'] = "underline" should set the property value	
@@ -15,64 +15,64 @@ Pass	e.style['text-decoration-line'] = "overline" should set the property value
 Pass	e.style['text-decoration-line'] = "line-through" should set the property value	
 Pass	e.style['text-decoration-line'] = "blink" should set the property value	
 Pass	e.style['text-decoration-line'] = "underline overline" should set the property value	
-Fail	e.style['text-decoration-line'] = "overline underline" should set the property value	
+Pass	e.style['text-decoration-line'] = "overline underline" should set the property value	
 Pass	e.style['text-decoration-line'] = "underline line-through" should set the property value	
-Fail	e.style['text-decoration-line'] = "line-through underline" should set the property value	
+Pass	e.style['text-decoration-line'] = "line-through underline" should set the property value	
 Pass	e.style['text-decoration-line'] = "underline blink" should set the property value	
-Fail	e.style['text-decoration-line'] = "blink underline" should set the property value	
+Pass	e.style['text-decoration-line'] = "blink underline" should set the property value	
 Pass	e.style['text-decoration-line'] = "overline line-through" should set the property value	
-Fail	e.style['text-decoration-line'] = "line-through overline" should set the property value	
+Pass	e.style['text-decoration-line'] = "line-through overline" should set the property value	
 Pass	e.style['text-decoration-line'] = "overline blink" should set the property value	
-Fail	e.style['text-decoration-line'] = "blink overline" should set the property value	
+Pass	e.style['text-decoration-line'] = "blink overline" should set the property value	
 Pass	e.style['text-decoration-line'] = "line-through blink" should set the property value	
-Fail	e.style['text-decoration-line'] = "blink line-through" should set the property value	
+Pass	e.style['text-decoration-line'] = "blink line-through" should set the property value	
 Pass	e.style['text-decoration-line'] = "underline overline line-through" should set the property value	
-Fail	e.style['text-decoration-line'] = "underline line-through overline" should set the property value	
-Fail	e.style['text-decoration-line'] = "overline underline line-through" should set the property value	
-Fail	e.style['text-decoration-line'] = "overline line-through underline" should set the property value	
-Fail	e.style['text-decoration-line'] = "line-through underline overline" should set the property value	
-Fail	e.style['text-decoration-line'] = "line-through overline underline" should set the property value	
+Pass	e.style['text-decoration-line'] = "underline line-through overline" should set the property value	
+Pass	e.style['text-decoration-line'] = "overline underline line-through" should set the property value	
+Pass	e.style['text-decoration-line'] = "overline line-through underline" should set the property value	
+Pass	e.style['text-decoration-line'] = "line-through underline overline" should set the property value	
+Pass	e.style['text-decoration-line'] = "line-through overline underline" should set the property value	
 Pass	e.style['text-decoration-line'] = "underline overline blink" should set the property value	
-Fail	e.style['text-decoration-line'] = "underline blink overline" should set the property value	
-Fail	e.style['text-decoration-line'] = "overline underline blink" should set the property value	
-Fail	e.style['text-decoration-line'] = "overline blink underline" should set the property value	
-Fail	e.style['text-decoration-line'] = "blink underline overline" should set the property value	
-Fail	e.style['text-decoration-line'] = "blink overline underline" should set the property value	
+Pass	e.style['text-decoration-line'] = "underline blink overline" should set the property value	
+Pass	e.style['text-decoration-line'] = "overline underline blink" should set the property value	
+Pass	e.style['text-decoration-line'] = "overline blink underline" should set the property value	
+Pass	e.style['text-decoration-line'] = "blink underline overline" should set the property value	
+Pass	e.style['text-decoration-line'] = "blink overline underline" should set the property value	
 Pass	e.style['text-decoration-line'] = "underline line-through blink" should set the property value	
-Fail	e.style['text-decoration-line'] = "underline blink line-through" should set the property value	
-Fail	e.style['text-decoration-line'] = "line-through underline blink" should set the property value	
-Fail	e.style['text-decoration-line'] = "line-through blink underline" should set the property value	
-Fail	e.style['text-decoration-line'] = "blink underline line-through" should set the property value	
-Fail	e.style['text-decoration-line'] = "blink line-through underline" should set the property value	
+Pass	e.style['text-decoration-line'] = "underline blink line-through" should set the property value	
+Pass	e.style['text-decoration-line'] = "line-through underline blink" should set the property value	
+Pass	e.style['text-decoration-line'] = "line-through blink underline" should set the property value	
+Pass	e.style['text-decoration-line'] = "blink underline line-through" should set the property value	
+Pass	e.style['text-decoration-line'] = "blink line-through underline" should set the property value	
 Pass	e.style['text-decoration-line'] = "overline line-through blink" should set the property value	
-Fail	e.style['text-decoration-line'] = "overline blink line-through" should set the property value	
-Fail	e.style['text-decoration-line'] = "line-through overline blink" should set the property value	
-Fail	e.style['text-decoration-line'] = "line-through blink overline" should set the property value	
-Fail	e.style['text-decoration-line'] = "blink overline line-through" should set the property value	
-Fail	e.style['text-decoration-line'] = "blink line-through overline" should set the property value	
+Pass	e.style['text-decoration-line'] = "overline blink line-through" should set the property value	
+Pass	e.style['text-decoration-line'] = "line-through overline blink" should set the property value	
+Pass	e.style['text-decoration-line'] = "line-through blink overline" should set the property value	
+Pass	e.style['text-decoration-line'] = "blink overline line-through" should set the property value	
+Pass	e.style['text-decoration-line'] = "blink line-through overline" should set the property value	
 Pass	e.style['text-decoration-line'] = "underline overline line-through blink" should set the property value	
-Fail	e.style['text-decoration-line'] = "underline overline blink line-through" should set the property value	
-Fail	e.style['text-decoration-line'] = "underline line-through overline blink" should set the property value	
-Fail	e.style['text-decoration-line'] = "underline line-through blink overline" should set the property value	
-Fail	e.style['text-decoration-line'] = "underline blink overline line-through" should set the property value	
-Fail	e.style['text-decoration-line'] = "underline blink line-through overline" should set the property value	
-Fail	e.style['text-decoration-line'] = "overline underline line-through blink" should set the property value	
-Fail	e.style['text-decoration-line'] = "overline underline blink line-through" should set the property value	
-Fail	e.style['text-decoration-line'] = "overline line-through underline blink" should set the property value	
-Fail	e.style['text-decoration-line'] = "overline line-through blink underline" should set the property value	
-Fail	e.style['text-decoration-line'] = "overline blink underline line-through" should set the property value	
-Fail	e.style['text-decoration-line'] = "overline blink line-through underline" should set the property value	
-Fail	e.style['text-decoration-line'] = "line-through underline overline blink" should set the property value	
-Fail	e.style['text-decoration-line'] = "line-through underline blink overline" should set the property value	
-Fail	e.style['text-decoration-line'] = "line-through overline underline blink" should set the property value	
-Fail	e.style['text-decoration-line'] = "line-through overline blink underline" should set the property value	
-Fail	e.style['text-decoration-line'] = "line-through blink underline overline" should set the property value	
-Fail	e.style['text-decoration-line'] = "line-through blink overline underline" should set the property value	
-Fail	e.style['text-decoration-line'] = "blink underline overline line-through" should set the property value	
-Fail	e.style['text-decoration-line'] = "blink underline line-through overline" should set the property value	
-Fail	e.style['text-decoration-line'] = "blink overline underline line-through" should set the property value	
-Fail	e.style['text-decoration-line'] = "blink overline line-through underline" should set the property value	
-Fail	e.style['text-decoration-line'] = "blink line-through underline overline" should set the property value	
-Fail	e.style['text-decoration-line'] = "blink line-through overline underline" should set the property value	
+Pass	e.style['text-decoration-line'] = "underline overline blink line-through" should set the property value	
+Pass	e.style['text-decoration-line'] = "underline line-through overline blink" should set the property value	
+Pass	e.style['text-decoration-line'] = "underline line-through blink overline" should set the property value	
+Pass	e.style['text-decoration-line'] = "underline blink overline line-through" should set the property value	
+Pass	e.style['text-decoration-line'] = "underline blink line-through overline" should set the property value	
+Pass	e.style['text-decoration-line'] = "overline underline line-through blink" should set the property value	
+Pass	e.style['text-decoration-line'] = "overline underline blink line-through" should set the property value	
+Pass	e.style['text-decoration-line'] = "overline line-through underline blink" should set the property value	
+Pass	e.style['text-decoration-line'] = "overline line-through blink underline" should set the property value	
+Pass	e.style['text-decoration-line'] = "overline blink underline line-through" should set the property value	
+Pass	e.style['text-decoration-line'] = "overline blink line-through underline" should set the property value	
+Pass	e.style['text-decoration-line'] = "line-through underline overline blink" should set the property value	
+Pass	e.style['text-decoration-line'] = "line-through underline blink overline" should set the property value	
+Pass	e.style['text-decoration-line'] = "line-through overline underline blink" should set the property value	
+Pass	e.style['text-decoration-line'] = "line-through overline blink underline" should set the property value	
+Pass	e.style['text-decoration-line'] = "line-through blink underline overline" should set the property value	
+Pass	e.style['text-decoration-line'] = "line-through blink overline underline" should set the property value	
+Pass	e.style['text-decoration-line'] = "blink underline overline line-through" should set the property value	
+Pass	e.style['text-decoration-line'] = "blink underline line-through overline" should set the property value	
+Pass	e.style['text-decoration-line'] = "blink overline underline line-through" should set the property value	
+Pass	e.style['text-decoration-line'] = "blink overline line-through underline" should set the property value	
+Pass	e.style['text-decoration-line'] = "blink line-through underline overline" should set the property value	
+Pass	e.style['text-decoration-line'] = "blink line-through overline underline" should set the property value	
 Fail	e.style['text-decoration-line'] = "spelling-error" should set the property value	
 Fail	e.style['text-decoration-line'] = "grammar-error" should set the property value	
\ No newline at end of file