diff --git a/CHANGELOG.md b/CHANGELOG.md
index ae68812..3b0867d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,8 @@
 # Release Notes
+## 1.0
+`2023-07-21`
+- Update unrecognized HTML tag color
+  
 ## 0.9.9
 `2023-03-28`
 - Fix property color of objects in templates
diff --git a/themes/tokyo-night-color-theme.json b/themes/tokyo-night-color-theme.json
index ad05a48..a9534a2 100644
--- a/themes/tokyo-night-color-theme.json
+++ b/themes/tokyo-night-color-theme.json
@@ -687,11 +687,12 @@
             }
         },
         {
-            "name": "Tag - Custom",
+            "name": "Tag - Custom / Unrecognized",
             "scope": [
                 "entity.name.tag support.class.component",
                 "meta.tag.custom entity.name.tag",
-                 "meta.tag"
+                "meta.tag.other.unrecognized.html.derivative entity.name.tag",
+                "meta.tag"
             ],
             "settings": {
                 "foreground": "#de5971"
diff --git a/themes/tokyo-night-light-color-theme.json b/themes/tokyo-night-light-color-theme.json
index 1826c81..cf172bb 100644
--- a/themes/tokyo-night-light-color-theme.json
+++ b/themes/tokyo-night-light-color-theme.json
@@ -707,10 +707,11 @@
             }
         },
         {
-            "name": "Tag - Custom",
+            "name": "Tag - Custom / Unrecognized",
             "scope": [
                 "entity.name.tag support.class.component",
                 "meta.tag.custom entity.name.tag",
+                "meta.tag.other.unrecognized.html.derivative entity.name.tag",
                 "meta.tag"
             ],
             "settings": {
diff --git a/themes/tokyo-night-storm-color-theme.json b/themes/tokyo-night-storm-color-theme.json
index 455e76a..329f336 100644
--- a/themes/tokyo-night-storm-color-theme.json
+++ b/themes/tokyo-night-storm-color-theme.json
@@ -686,10 +686,11 @@
             }
         },
         {
-            "name": "Tag - Custom",
+            "name": "Tag - Custom / Unrecognized",
             "scope": [
                 "entity.name.tag support.class.component",
                 "meta.tag.custom entity.name.tag",
+                "meta.tag.other.unrecognized.html.derivative entity.name.tag",
                 "meta.tag"
             ],
             "settings": {