diff --git a/Libraries/LibWeb/CSS/StyleValues/ShorthandStyleValue.cpp b/Libraries/LibWeb/CSS/StyleValues/ShorthandStyleValue.cpp
index aebecf686ab..ab60ef84e53 100644
--- a/Libraries/LibWeb/CSS/StyleValues/ShorthandStyleValue.cpp
+++ b/Libraries/LibWeb/CSS/StyleValues/ShorthandStyleValue.cpp
@@ -194,8 +194,6 @@ String ShorthandStyleValue::to_string(SerializationMode mode) const
     }
     case PropertyID::Flex:
         return MUST(String::formatted("{} {} {}", longhand(PropertyID::FlexGrow)->to_string(mode), longhand(PropertyID::FlexShrink)->to_string(mode), longhand(PropertyID::FlexBasis)->to_string(mode)));
-    case PropertyID::FlexFlow:
-        return MUST(String::formatted("{} {}", longhand(PropertyID::FlexDirection)->to_string(mode), longhand(PropertyID::FlexWrap)->to_string(mode)));
     case PropertyID::Font: {
         auto font_style = longhand(PropertyID::FontStyle);
         auto font_variant = longhand(PropertyID::FontVariant);
@@ -350,8 +348,6 @@ String ShorthandStyleValue::to_string(SerializationMode mode) const
             return start->to_string(mode);
         return MUST(String::formatted("{} / {}", start->to_string(mode), end->to_string(mode)));
     }
-    case PropertyID::ListStyle:
-        return MUST(String::formatted("{} {} {}", longhand(PropertyID::ListStylePosition)->to_string(mode), longhand(PropertyID::ListStyleImage)->to_string(mode), longhand(PropertyID::ListStyleType)->to_string(mode)));
     case PropertyID::Overflow: {
         auto overflow_x = longhand(PropertyID::OverflowX);
         auto overflow_y = longhand(PropertyID::OverflowY);
diff --git a/Tests/LibWeb/Text/expected/css/CSSStyleProperties-all-supported-properties-and-default-values.txt b/Tests/LibWeb/Text/expected/css/CSSStyleProperties-all-supported-properties-and-default-values.txt
index 17783855037..ea3b2e8cf81 100644
--- a/Tests/LibWeb/Text/expected/css/CSSStyleProperties-all-supported-properties-and-default-values.txt
+++ b/Tests/LibWeb/Text/expected/css/CSSStyleProperties-all-supported-properties-and-default-values.txt
@@ -78,9 +78,9 @@ All supported properties and their default values exposed from CSSStylePropertie
 'WebkitFlexDirection': 'row'
 'webkitFlexDirection': 'row'
 '-webkit-flex-direction': 'row'
-'WebkitFlexFlow': 'row nowrap'
-'webkitFlexFlow': 'row nowrap'
-'-webkit-flex-flow': 'row nowrap'
+'WebkitFlexFlow': 'row'
+'webkitFlexFlow': 'row'
+'-webkit-flex-flow': 'row'
 'WebkitFlexGrow': '0'
 'webkitFlexGrow': '0'
 '-webkit-flex-grow': '0'
@@ -322,8 +322,8 @@ All supported properties and their default values exposed from CSSStylePropertie
 'flex-basis': 'auto'
 'flexDirection': 'row'
 'flex-direction': 'row'
-'flexFlow': 'row nowrap'
-'flex-flow': 'row nowrap'
+'flexFlow': 'row'
+'flex-flow': 'row'
 'flexGrow': '0'
 'flex-grow': '0'
 'flexShrink': '1'
@@ -432,8 +432,8 @@ All supported properties and their default values exposed from CSSStylePropertie
 'letter-spacing': 'normal'
 'lineHeight': 'normal'
 'line-height': 'normal'
-'listStyle': 'outside none disc'
-'list-style': 'outside none disc'
+'listStyle': 'outside'
+'list-style': 'outside'
 'listStyleImage': 'none'
 'list-style-image': 'none'
 'listStylePosition': 'outside'
diff --git a/Tests/LibWeb/Text/expected/wpt-import/css/css-flexbox/parsing/flex-flow-valid.txt b/Tests/LibWeb/Text/expected/wpt-import/css/css-flexbox/parsing/flex-flow-valid.txt
index 3d03218045a..c10fd814c71 100644
--- a/Tests/LibWeb/Text/expected/wpt-import/css/css-flexbox/parsing/flex-flow-valid.txt
+++ b/Tests/LibWeb/Text/expected/wpt-import/css/css-flexbox/parsing/flex-flow-valid.txt
@@ -2,12 +2,11 @@ Harness status: OK
 
 Found 7 tests
 
-1 Pass
-6 Fail
-Fail	e.style['flex-flow'] = "column nowrap" should set the property value
-Fail	e.style['flex-flow'] = "nowrap column" should set the property value
+7 Pass
+Pass	e.style['flex-flow'] = "column nowrap" should set the property value
+Pass	e.style['flex-flow'] = "nowrap column" should set the property value
 Pass	e.style['flex-flow'] = "wrap row-reverse" should set the property value
-Fail	e.style['flex-flow'] = "nowrap" should set the property value
-Fail	e.style['flex-flow'] = "row nowrap" should set the property value
-Fail	e.style['flex-flow'] = "wrap" should set the property value
-Fail	e.style['flex-flow'] = "row wrap" should set the property value
\ No newline at end of file
+Pass	e.style['flex-flow'] = "nowrap" should set the property value
+Pass	e.style['flex-flow'] = "row nowrap" should set the property value
+Pass	e.style['flex-flow'] = "wrap" should set the property value
+Pass	e.style['flex-flow'] = "row wrap" should set the property value
\ No newline at end of file
diff --git a/Tests/LibWeb/Text/expected/wpt-import/css/css-lists/parsing/list-style-valid.txt b/Tests/LibWeb/Text/expected/wpt-import/css/css-lists/parsing/list-style-valid.txt
new file mode 100644
index 00000000000..ab813f5f7ca
--- /dev/null
+++ b/Tests/LibWeb/Text/expected/wpt-import/css/css-lists/parsing/list-style-valid.txt
@@ -0,0 +1,23 @@
+Harness status: OK
+
+Found 17 tests
+
+16 Pass
+1 Fail
+Pass	e.style['list-style'] = "none" should set the property value
+Pass	e.style['list-style'] = "disc outside none" should set the property value
+Pass	e.style['list-style'] = "inside" should set the property value
+Pass	e.style['list-style'] = "inside disc" should set the property value
+Pass	e.style['list-style'] = "inside none" should set the property value
+Pass	e.style['list-style'] = "inside none none" should set the property value
+Pass	e.style['list-style'] = "none inside none" should set the property value
+Pass	e.style['list-style'] = "none none inside" should set the property value
+Pass	e.style['list-style'] = "none inside" should set the property value
+Pass	e.style['list-style'] = "url(\"https://example.com/\")" should set the property value
+Pass	e.style['list-style'] = "none url(\"https://example.com/\")" should set the property value
+Pass	e.style['list-style'] = "url(\"https://example.com/\") disc" should set the property value
+Pass	e.style['list-style'] = "url(\"https://example.com/\") disc outside" should set the property value
+Pass	e.style['list-style'] = "square" should set the property value
+Pass	e.style['list-style'] = "square url(\"https://example.com/\") inside" should set the property value
+Pass	e.style['list-style'] = "square linear-gradient(red,blue) inside" should set the property value
+Fail	e.style['list-style'] = "disc radial-gradient(circle, #006, #00a 90%, #0000af 100%,white 100%) inside" should set the property value
\ No newline at end of file
diff --git a/Tests/LibWeb/Text/input/wpt-import/css/css-lists/parsing/list-style-valid.html b/Tests/LibWeb/Text/input/wpt-import/css/css-lists/parsing/list-style-valid.html
new file mode 100644
index 00000000000..c593ddbce9d
--- /dev/null
+++ b/Tests/LibWeb/Text/input/wpt-import/css/css-lists/parsing/list-style-valid.html
@@ -0,0 +1,35 @@
+<!DOCTYPE html>
+<html>
+<head>
+<meta charset="utf-8">
+<title>CSS Lists: parsing list-style with valid values</title>
+<link rel="help" href="https://drafts.csswg.org/css-lists-3/#propdef-list-style">
+<meta name="assert" content="list-style supports the full grammar '<'list-style-position'> || <'list-style-image'> || <'list-style-type'>'.">
+<script src="../../../resources/testharness.js"></script>
+<script src="../../../resources/testharnessreport.js"></script>
+<script src="../../../css/support/parsing-testcommon.js"></script>
+</head>
+<body>
+<script>
+test_valid_value('list-style', 'none');
+test_valid_value('list-style', 'disc outside none', 'outside');
+
+test_valid_value('list-style', 'inside');
+test_valid_value('list-style', 'inside disc', 'inside');
+test_valid_value('list-style', 'inside none');
+test_valid_value('list-style', 'inside none none', 'inside none');
+test_valid_value('list-style', 'none inside none', 'inside none');
+test_valid_value('list-style', 'none none inside', 'inside none');
+test_valid_value('list-style', 'none inside', 'inside none');
+test_valid_value('list-style', 'url("https://example.com/")');
+test_valid_value('list-style', 'none url("https://example.com/")', 'url("https://example.com/") none');
+test_valid_value('list-style', 'url("https://example.com/") disc', 'url("https://example.com/")');
+test_valid_value('list-style', 'url("https://example.com/") disc outside', 'url("https://example.com/")');
+test_valid_value('list-style', 'square');
+
+test_valid_value('list-style', 'square url("https://example.com/") inside', 'inside url("https://example.com/") square');
+test_valid_value('list-style', 'square linear-gradient(red,blue) inside', 'inside linear-gradient(red, blue) square');
+test_valid_value('list-style', 'disc radial-gradient(circle, #006, #00a 90%, #0000af 100%,white 100%) inside', 'inside radial-gradient(circle, rgb(0, 0, 102), rgb(0, 0, 170) 90%, rgb(0, 0, 175) 100%, white 100%)');
+</script>
+</body>
+</html>