diff --git a/CHANGELOG.md b/CHANGELOG.md
index 438fb666..ceea272e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,7 @@
 ### Unreleased
 
 - Fix precision rounding issues in LineWrapper
+- Fix fonts without a postscriptName
 - Add support for dynamic sizing
 - Add support for rotatable text
 
diff --git a/lib/font/embedded.js b/lib/font/embedded.js
index 26b4a834..8398c227 100644
--- a/lib/font/embedded.js
+++ b/lib/font/embedded.js
@@ -153,7 +153,7 @@ class EmbeddedFont extends PDFFont {
     const tag = [1, 2, 3, 4, 5, 6]
       .map(i => String.fromCharCode((this.id.charCodeAt(i) || 73) + 17))
       .join('');
-    const name = tag + '+' + this.font.postscriptName.replaceAll(' ', '_');
+    const name = tag + '+' + this.font.postscriptName?.replaceAll(' ', '_');
 
     const { bbox } = this.font;
     const descriptor = this.document.ref({