diff --git a/README.md b/README.md
index 897ff80c4..09d6640db 100644
--- a/README.md
+++ b/README.md
@@ -33,8 +33,10 @@ Current font styles:
 | -------------------- | ----------------
 | Regular              | 400
 | Italic               | 400
-| Medium               | 600
-| Medium Italic        | 600
+| Medium               | 500
+| Medium Italic        | 500
+| Semi Bold            | 600
+| Semi Bold Italic     | 600
 | Bold                 | 700
 | Bold Italic          | 700
 | Extra Bold           | 800
diff --git a/docs/inter-ui.css b/docs/inter-ui.css
index 982a6a71f..27227a6b4 100644
--- a/docs/inter-ui.css
+++ b/docs/inter-ui.css
@@ -32,6 +32,23 @@
        url("font-files/Inter-UI-MediumItalic.woff?v=3.0") format("woff");
 }
 
+@font-face {
+  font-family: 'Inter UI';
+  font-style:  normal;
+  font-weight: 600;
+  src: url("font-files/Inter-UI.var.woff2?v=3.0") format("woff2-variations"),
+       url("font-files/Inter-UI-SemiBold.woff2?v=3.0") format("woff2"),
+       url("font-files/Inter-UI-SemiBold.woff?v=3.0") format("woff");
+}
+@font-face {
+  font-family: 'Inter UI';
+  font-style:  italic;
+  font-weight: 600;
+  src: url("font-files/Inter-UI.var.woff2?v=3.0") format("woff2-variations"),
+       url("font-files/Inter-UI-SemiBoldItalic.woff2?v=3.0") format("woff2"),
+       url("font-files/Inter-UI-SemiBoldItalic.woff?v=3.0") format("woff");
+}
+
 @font-face {
   font-family: 'Inter UI';
   font-style:  normal;
@@ -49,6 +66,23 @@
        url("font-files/Inter-UI-BoldItalic.woff?v=3.0") format("woff");
 }
 
+@font-face {
+  font-family: 'Inter UI';
+  font-style:  normal;
+  font-weight: 800;
+  src: url("font-files/Inter-UI.var.woff2?v=3.0") format("woff2-variations"),
+       url("font-files/Inter-UI-ExtraBold.woff2?v=3.0") format("woff2"),
+       url("font-files/Inter-UI-ExtraBold.woff?v=3.0") format("woff");
+}
+@font-face {
+  font-family: 'Inter UI';
+  font-style:  italic;
+  font-weight: 800;
+  src: url("font-files/Inter-UI.var.woff2?v=3.0") format("woff2-variations"),
+       url("font-files/Inter-UI-ExtraBoldItalic.woff2?v=3.0") format("woff2"),
+       url("font-files/Inter-UI-ExtraBoldItalic.woff?v=3.0") format("woff");
+}
+
 @font-face {
   font-family: 'Inter UI';
   font-style:  normal;
diff --git a/docs/lab/index.html b/docs/lab/index.html
index 2ddc1ee85..e93d54762 100644
--- a/docs/lab/index.html
+++ b/docs/lab/index.html
@@ -1054,19 +1054,20 @@ document.head.appendChild(fontCSS)
 
       <div class="checkbox-group">
       <span>Features:</span>
-      <!-- <label><input type="checkbox" class="featopt" name="feat:dlig"> Enable dlig</label> -->
+      <!-- <label><input type="checkbox" class="featopt" name="feat:liga=0">Disable liga</label> -->
+      <label><input type="checkbox" class="featopt" name="feat:dlig"> Enable dlig</label>
       <!-- <label><input type="checkbox" class="featopt" name="feat:onum"> Enable onum</label> -->
       <!-- <label><input type="checkbox" class="featopt" name="feat:pnum"> Enable pnum</label> -->
       <label><input type="checkbox" class="featopt" name="feat:tnum"> Enable tnum</label>
       <!-- <label><input type="checkbox" class="featopt" name="feat:lnum"> Enable lnum</label> -->
       <!-- <label><input type="checkbox" class="featopt" name="feat:kern"> Enable kern</label> -->
       <label><input type="checkbox" class="featopt" name="feat:case"> Enable case</label>
-      <label><input type="checkbox" class="featopt" name="feat:calt=0"> <em>Disable</em> calt</label>
       <label><input type="checkbox" class="featopt" name="feat:zero"> Enable (slashed) zero</label>
       <label><input type="checkbox" class="featopt" name="feat:frac"> Enable frac(tions)</label>
       <!-- <label><input type="checkbox" class="featopt" name="feat:c2sc"> Enable c2sc</label> -->
       <label><input type="checkbox" class="featopt" name="feat:ss01"> Enable Stylistic set 1</label>
       <!-- <label><input type="checkbox" class="featopt" name="feat:salt"> Enable Stylistic alternates</label> -->
+      <label><input type="checkbox" class="featopt" name="feat:calt=0"> Disable calt</label>
       </div>
 
 
diff --git a/docs/samples/index.css b/docs/samples/index.css
index 8ce2be780..53b89b17c 100644
--- a/docs/samples/index.css
+++ b/docs/samples/index.css
@@ -69,6 +69,8 @@ livesample.col2 {
 .font-style-italic            { font-variation-settings: "wght" 400, "ital" 100 !important; font-weight:400 !important; font-style:italic !important; }
 .font-style-medium            { font-variation-settings: "wght" 500, "ital" 0   !important; font-weight:500 !important; font-style:normal !important; }
 .font-style-medium-italic     { font-variation-settings: "wght" 500, "ital" 100 !important; font-weight:500 !important; font-style:italic !important; }
+.font-style-semi-bold         { font-variation-settings: "wght" 600, "ital" 0   !important; font-weight:800 !important; font-style:normal !important; }
+.font-style-semi-bold-italic  { font-variation-settings: "wght" 600, "ital" 100 !important; font-weight:800 !important; font-style:italic !important; }
 .font-style-bold              { font-variation-settings: "wght" 700, "ital" 0   !important; font-weight:700 !important; font-style:normal !important; }
 .font-style-bold-italic       { font-variation-settings: "wght" 700, "ital" 100 !important; font-weight:700 !important; font-style:italic !important; }
 .font-style-extra-bold        { font-variation-settings: "wght" 800, "ital" 0   !important; font-weight:800 !important; font-style:normal !important; }
diff --git a/docs/samples/index.html b/docs/samples/index.html
index 7e656f0c1..ca3c8ac5f 100644
--- a/docs/samples/index.html
+++ b/docs/samples/index.html
@@ -36,6 +36,8 @@ endfor
           <option value="italic">Italic</option>
           <option value="medium" default>Medium</option>
           <option value="medium-italic">Medium Italic</option>
+          <option value="semi-bold" default>Extra Bold</option>
+          <option value="semi-bold-italic">Extra Bold Italic</option>
           <option value="bold" default>Bold</option>
           <option value="bold-italic">Bold Italic</option>
           <option value="extra-bold" default>Extra Bold</option>
@@ -245,6 +247,8 @@ bindings.configure('style', null, null, function (style) {
   cl.remove('font-style-italic')
   cl.remove('font-style-medium')
   cl.remove('font-style-medium-italic')
+  cl.remove('font-style-semi-bold')
+  cl.remove('font-style-semi-bold-italic')
   cl.remove('font-style-bold')
   cl.remove('font-style-bold-italic')
   cl.remove('font-style-extra-bold')
diff --git a/misc/dist/inter-ui.css b/misc/dist/inter-ui.css
index d098a8af1..f62dd605f 100644
--- a/misc/dist/inter-ui.css
+++ b/misc/dist/inter-ui.css
@@ -32,6 +32,23 @@
        url("Inter-UI-MediumItalic.woff") format("woff");
 }
 
+@font-face {
+  font-family: 'Inter UI';
+  font-style:  normal;
+  font-weight: 600;
+  src: url('Inter-UI.var.woff2') format("woff2-variations"),
+       url("Inter-UI-SemiBold.woff2") format("woff2"),
+       url("Inter-UI-SemiBold.woff") format("woff");
+}
+@font-face {
+  font-family: 'Inter UI';
+  font-style:  italic;
+  font-weight: 600;
+  src: url('Inter-UI.var.woff2') format("woff2-variations"),
+       url("Inter-UI-SemiBoldItalic.woff2") format("woff2"),
+       url("Inter-UI-SemiBoldItalic.woff") format("woff");
+}
+
 @font-face {
   font-family: 'Inter UI';
   font-style:  normal;
@@ -49,6 +66,23 @@
        url("Inter-UI-BoldItalic.woff") format("woff");
 }
 
+@font-face {
+  font-family: 'Inter UI';
+  font-style:  normal;
+  font-weight: 800;
+  src: url('Inter-UI.var.woff2') format("woff2-variations"),
+       url("Inter-UI-ExtraBold.woff2") format("woff2"),
+       url("Inter-UI-ExtraBold.woff") format("woff");
+}
+@font-face {
+  font-family: 'Inter UI';
+  font-style:  italic;
+  font-weight: 800;
+  src: url('Inter-UI.var.woff2') format("woff2-variations"),
+       url("Inter-UI-ExtraBoldItalic.woff2") format("woff2"),
+       url("Inter-UI-ExtraBoldItalic.woff") format("woff");
+}
+
 @font-face {
   font-family: 'Inter UI';
   font-style:  normal;