diff --git a/after/syntax/css/css-counter-styles-3.vim b/after/syntax/css/css-counter-styles-3.vim
index d2aec6c..6e39c01 100644
--- a/after/syntax/css/css-counter-styles-3.vim
+++ b/after/syntax/css/css-counter-styles-3.vim
@@ -5,8 +5,16 @@ syn match cssGeneratedContentProp contained "\<\(additive-\)\=symbols\>"
 syn match cssGeneratedContentProp contained "\<speak-as\>"
 syn keyword cssGeneratedContentAttr contained cyclic symbolic additive extends bullets numbers words
 syn match cssGeneratedContentAttr contained "\<\(ethiopic-\)\=numeric\>"
+syn keyword cssGeneratedContentAttr contained bengali cambodian khmer devanagari gujarati gurmukhi kannada lao malayalam mongolian myanmar oriya persian tamil telugu thai tibetan
+syn match cssGeneratedContentAttr contained "\<arabic-indic\>"
+syn match cssGeneratedContentAttr contained "\<\(upper\|lower\)-armenian\>"
 syn match cssGeneratedContentAttr contained "\<cjk-decimal\>"
+syn match cssGeneratedContentAttr contained "\<cjk-earthly-branch\>"
+syn match cssGeneratedContentAttr contained "\<cjk-heavenly-stem\>"
 syn match cssGeneratedContentAttr contained "\<disclosure-\(open\|closed\)\>"
+syn match cssGeneratedContentAttr contained "\<japanese-\(in\)\=formal\>"
+syn match cssGeneratedContentAttr contained "\<korean-hangul-formal\>"
+syn match cssGeneratedContentAttr contained "\<korean-hanja-\(in\)\=formal\>"
 syn match cssGeneratedContentAttr contained "\<simp-chinese-\(in\)\=formal\>"
 syn match cssGeneratedContentAttr contained "\<trad-chinese-\(in\)\=formal\>"
 syn region cssFunction contained matchgroup=cssFunctionName start="\<symbols\s*(" end=")" oneline keepend
diff --git a/test/test.css b/test/test.css
index a2c2c94..cca1c35 100644
--- a/test/test.css
+++ b/test/test.css
@@ -122,6 +122,33 @@
   display: bullets;
   display: words;
   display: numeric;
+  display: arabic-indic;
+  display: upper-armenian;
+  display: lower-armenian;
+  display: bengali;
+  display: cambodian;
+  display: khmer;
+  display: devanagari;
+  display: gujarati;
+  display: gurmukhi;
+  display: kannada;
+  display: lao;
+  display: malayalam;
+  display: mongolian;
+  display: myanmar;
+  display: oriya;
+  display: persian;
+  display: tamil;
+  display: telugu;
+  display: thai;
+  display: tibetan;
+  display: cjk-earthly-branch;
+  display: cjk-heavenly-stem;
+  display: japanese-informal;
+  display: japanese-formal;
+  display: korean-hangul-formal;
+  display: korean-hanja-informal;
+  display: korean-hanja-formal;
 }
 
 .display {
diff --git a/test/test.html b/test/test.html
index cd26eca..13f7e56 100644
--- a/test/test.html
+++ b/test/test.html
@@ -132,6 +132,33 @@
         display: bullets;
         display: words;
         display: numeric;
+        display: arabic-indic;
+        display: upper-armenian;
+        display: lower-armenian;
+        display: bengali;
+        display: cambodian;
+        display: khmer;
+        display: devanagari;
+        display: gujarati;
+        display: gurmukhi;
+        display: kannada;
+        display: lao;
+        display: malayalam;
+        display: mongolian;
+        display: myanmar;
+        display: oriya;
+        display: persian;
+        display: tamil;
+        display: telugu;
+        display: thai;
+        display: tibetan;
+        display: cjk-earthly-branch;
+        display: cjk-heavenly-stem;
+        display: japanese-informal;
+        display: japanese-formal;
+        display: korean-hangul-formal;
+        display: korean-hanja-informal;
+        display: korean-hanja-formal;
       }
 
       .display {