diff --git a/packages/super-editor/src/core/DocxZipper.js b/packages/super-editor/src/core/DocxZipper.js
index c50b1bb0d8..87b2b2fcdd 100644
--- a/packages/super-editor/src/core/DocxZipper.js
+++ b/packages/super-editor/src/core/DocxZipper.js
@@ -68,9 +68,9 @@ class DocxZipper {
           const imageUrl = URL.createObjectURL(file);
           this.media[zipEntry.name] = imageUrl;
         }
-      } else if (!isNode && zipEntry.name.startsWith('word/fonts') && zipEntry.name !== 'word/fonts/') {
-        const arraybuffer = await zipEntry.async('arraybuffer');
-        this.fonts[zipEntry.name] = arraybuffer;
+      } else if (zipEntry.name.startsWith('word/fonts') && zipEntry.name !== 'word/fonts/') {
+        const uint8array = await zipEntry.async('uint8array');
+        this.fonts[zipEntry.name] = uint8array;
       }
     }
 
diff --git a/packages/super-editor/src/core/Editor.js b/packages/super-editor/src/core/Editor.js
index 40a385ec49..e1c7ff2c69 100644
--- a/packages/super-editor/src/core/Editor.js
+++ b/packages/super-editor/src/core/Editor.js
@@ -145,9 +145,11 @@ export class Editor extends EventEmitter {
     this.#createSchema();
     this.#createConverter();
     this.#initMedia();
-    this.#initFonts();
-    
 
+    if (!this.options.isHeadless) {
+      this.#initFonts();
+    }
+    
     this.on('beforeCreate', this.options.onBeforeCreate);
     this.emit('beforeCreate', { editor: this });
     this.on('contentError', this.options.onContentError);
diff --git a/packages/super-editor/src/core/super-converter/SuperConverter.js b/packages/super-editor/src/core/super-converter/SuperConverter.js
index ca546e1282..dee3268b16 100644
--- a/packages/super-editor/src/core/super-converter/SuperConverter.js
+++ b/packages/super-editor/src/core/super-converter/SuperConverter.js
@@ -261,7 +261,11 @@ class SuperConverter {
       const filePath = elements.find((el) => el.attributes.Id === font.attributes['r:id'])?.attributes?.Target;
       if (!filePath) return;
 
-      const ttfBuffer = deobfuscateFont(this.fonts[`word/${filePath}`], font.attributes['w:fontKey']);
+      const fontUint8Array = this.fonts[`word/${filePath}`];
+      const fontBuffer = fontUint8Array?.buffer;
+      if (!fontBuffer) return;
+      
+      const ttfBuffer = deobfuscateFont(fontBuffer, font.attributes['w:fontKey']);
       if (!ttfBuffer) return;
       
       // Convert to a blob and inject @font-face