diff --git a/index.js b/index.js
index 3b49fd1..b4e371b 100644
--- a/index.js
+++ b/index.js
@@ -291,6 +291,9 @@ const patchHmtx = (dom) => {
   copyConfigAttribute(dom, configDom, '/ttFont/hhea/advanceWidthMax', 'value');
   copyConfigAttribute(dom, configDom, '/ttFont/hhea/xMaxExtent', 'value');
   copyConfigAttribute(dom, configDom, '/ttFont/CFF/CFFFont/FontBBox', 'value');
+  copyConfigAttribute(dom, configDom, '/ttFont/head/macStyle', 'value');
+  copyConfigAttribute(dom, configDom, '/ttFont/OS_2/fsSelection', 'value');
+  copyConfigAttribute(dom, configDom, '/ttFont/OS_2/usWeightClass', 'value');
   copyConfigAttribute(
     dom,
     configDom,
diff --git a/ligature/OperatorMonoLig-Book/config.xml b/ligature/OperatorMonoLig-Book/config.xml
index 6a5f20f..a03b5cc 100644
--- a/ligature/OperatorMonoLig-Book/config.xml
+++ b/ligature/OperatorMonoLig-Book/config.xml
@@ -118,4 +118,8 @@
             </Private>
         </CFFFont>
     </CFF>
-</ttFont>
\ No newline at end of file
+    <OS_2>
+        <fsSelection value="00000000 01000000"/>
+        <usWeightClass value="400"/>
+    </OS_2>
+</ttFont>
diff --git a/ligature/OperatorMonoLig-BookItalic/config.xml b/ligature/OperatorMonoLig-BookItalic/config.xml
index bdee508..78de469 100644
--- a/ligature/OperatorMonoLig-BookItalic/config.xml
+++ b/ligature/OperatorMonoLig-BookItalic/config.xml
@@ -118,4 +118,8 @@
             </Private>
         </CFFFont>
     </CFF>
-</ttFont>
\ No newline at end of file
+    <OS_2>
+        <fsSelection value="00000000 00000001"/>
+        <usWeightClass value="400"/>
+    </OS_2>
+</ttFont>
diff --git a/ligature/OperatorMonoLig-Light/config.xml b/ligature/OperatorMonoLig-Light/config.xml
index 7561a8a..a2ee5a9 100644
--- a/ligature/OperatorMonoLig-Light/config.xml
+++ b/ligature/OperatorMonoLig-Light/config.xml
@@ -118,4 +118,8 @@
             </Private>
         </CFFFont>
     </CFF>
-</ttFont>
\ No newline at end of file
+    <OS_2>
+        <fsSelection value="00000000 01000000"/>
+        <usWeightClass value="300"/>
+    </OS_2>
+</ttFont>
diff --git a/ligature/OperatorMonoLig-LightItalic/config.xml b/ligature/OperatorMonoLig-LightItalic/config.xml
index 2ec76e3..527df59 100644
--- a/ligature/OperatorMonoLig-LightItalic/config.xml
+++ b/ligature/OperatorMonoLig-LightItalic/config.xml
@@ -118,4 +118,8 @@
             </Private>
         </CFFFont>
     </CFF>
-</ttFont>
\ No newline at end of file
+    <OS_2>
+        <fsSelection value="00000000 00000001"/>
+        <usWeightClass value="300"/>
+    </OS_2>
+</ttFont>
diff --git a/ligature/OperatorMonoSSmLig-Bold/config.xml b/ligature/OperatorMonoSSmLig-Bold/config.xml
index 3aa9b10..54f6a38 100644
--- a/ligature/OperatorMonoSSmLig-Bold/config.xml
+++ b/ligature/OperatorMonoSSmLig-Bold/config.xml
@@ -35,7 +35,7 @@
         <yMax value="1282"/>
         
     
-        <macStyle value="00000000 00000000"/>
+        <macStyle value="00000000 00000001"/>
         
     
         <lowestRecPPEM value="3"/>
@@ -118,4 +118,8 @@
             </Private>
         </CFFFont>
     </CFF>
-</ttFont>
\ No newline at end of file
+    <OS_2>
+        <fsSelection value="00000000 00100000"/>
+        <usWeightClass value="700"/>
+    </OS_2>
+</ttFont>
diff --git a/ligature/OperatorMonoSSmLig-BoldItalic/config.xml b/ligature/OperatorMonoSSmLig-BoldItalic/config.xml
index 5ff4902..bf802bd 100644
--- a/ligature/OperatorMonoSSmLig-BoldItalic/config.xml
+++ b/ligature/OperatorMonoSSmLig-BoldItalic/config.xml
@@ -35,7 +35,7 @@
         <yMax value="1271"/>
         
     
-        <macStyle value="00000000 00000010"/>
+        <macStyle value="00000000 00000011"/>
         
     
         <lowestRecPPEM value="3"/>
@@ -118,4 +118,8 @@
             </Private>
         </CFFFont>
     </CFF>
-</ttFont>
\ No newline at end of file
+    <OS_2>
+        <fsSelection value="00000000 00100001"/>
+        <usWeightClass value="700"/>
+    </OS_2>
+</ttFont>
diff --git a/ligature/OperatorMonoSSmLig-Book/config.xml b/ligature/OperatorMonoSSmLig-Book/config.xml
index 2b7cbf6..598625d 100644
--- a/ligature/OperatorMonoSSmLig-Book/config.xml
+++ b/ligature/OperatorMonoSSmLig-Book/config.xml
@@ -118,4 +118,8 @@
             </Private>
         </CFFFont>
     </CFF>
-</ttFont>
\ No newline at end of file
+    <OS_2>
+        <fsSelection value="00000000 01000000"/>
+        <usWeightClass value="400"/>
+    </OS_2>
+</ttFont>
diff --git a/ligature/OperatorMonoSSmLig-BookItalic/config.xml b/ligature/OperatorMonoSSmLig-BookItalic/config.xml
index f9bec7d..c413cbb 100644
--- a/ligature/OperatorMonoSSmLig-BookItalic/config.xml
+++ b/ligature/OperatorMonoSSmLig-BookItalic/config.xml
@@ -118,4 +118,8 @@
             </Private>
         </CFFFont>
     </CFF>
-</ttFont>
\ No newline at end of file
+    <OS_2>
+        <fsSelection value="00000000 00000001"/>
+        <usWeightClass value="400"/>
+    </OS_2>
+</ttFont>
diff --git a/ligature/OperatorMonoSSmLig-Light/config.xml b/ligature/OperatorMonoSSmLig-Light/config.xml
index 5f499f2..f450604 100644
--- a/ligature/OperatorMonoSSmLig-Light/config.xml
+++ b/ligature/OperatorMonoSSmLig-Light/config.xml
@@ -118,4 +118,8 @@
             </Private>
         </CFFFont>
     </CFF>
-</ttFont>
\ No newline at end of file
+    <OS_2>
+        <fsSelection value="00000000 01000000"/>
+        <usWeightClass value="300"/>
+    </OS_2>
+</ttFont>
diff --git a/ligature/OperatorMonoSSmLig-LightItalic/config.xml b/ligature/OperatorMonoSSmLig-LightItalic/config.xml
index 5574e16..72c0890 100644
--- a/ligature/OperatorMonoSSmLig-LightItalic/config.xml
+++ b/ligature/OperatorMonoSSmLig-LightItalic/config.xml
@@ -118,4 +118,8 @@
             </Private>
         </CFFFont>
     </CFF>
-</ttFont>
\ No newline at end of file
+    <OS_2>
+        <fsSelection value="00000000 00000001"/>
+        <usWeightClass value="300"/>
+    </OS_2>
+</ttFont>
diff --git a/ligature/OperatorMonoSSmLig-Medium/config.xml b/ligature/OperatorMonoSSmLig-Medium/config.xml
index dff6567..35d647c 100644
--- a/ligature/OperatorMonoSSmLig-Medium/config.xml
+++ b/ligature/OperatorMonoSSmLig-Medium/config.xml
@@ -118,4 +118,8 @@
             </Private>
         </CFFFont>
     </CFF>
-</ttFont>
\ No newline at end of file
+    <OS_2>
+        <fsSelection value="00000000 01000000"/>
+        <usWeightClass value="500"/>
+    </OS_2>
+</ttFont>
diff --git a/ligature/OperatorMonoSSmLig-MediumItalic/config.xml b/ligature/OperatorMonoSSmLig-MediumItalic/config.xml
index 57b81a3..3e03154 100644
--- a/ligature/OperatorMonoSSmLig-MediumItalic/config.xml
+++ b/ligature/OperatorMonoSSmLig-MediumItalic/config.xml
@@ -118,4 +118,8 @@
             </Private>
         </CFFFont>
     </CFF>
-</ttFont>
\ No newline at end of file
+    <OS_2>
+        <fsSelection value="00000000 00000001"/>
+        <usWeightClass value="500"/>
+    </OS_2>
+</ttFont>