diff --git a/CHANGELOG.md b/CHANGELOG.md
index d766ca456..fe29cac0f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # Change Log
 
+## [9.15.4] - 2023-12-12
+
+### Fixed
+- (#4089) Fix cmap files location in pdfjs-dist.
+
 ## [9.15.3] - 2023-12-12
 
 ### Changed
diff --git a/package.json b/package.json
index 7929c388f..66754f0b6 100644
--- a/package.json
+++ b/package.json
@@ -3,7 +3,7 @@
   "displayName": "LaTeX Workshop",
   "description": "Boost LaTeX typesetting efficiency with preview, compile, autocomplete, colorize, and more.",
   "icon": "icons/icon.png",
-  "version": "9.15.3",
+  "version": "9.15.4",
   "publisher": "James-Yu",
   "license": "MIT",
   "homepage": "https://github.com/James-Yu/LaTeX-Workshop",