diff --git a/bucket/harfbuzz.json b/bucket/harfbuzz.json
index 067476809f..c2e1836942 100644
--- a/bucket/harfbuzz.json
+++ b/bucket/harfbuzz.json
@@ -1,17 +1,17 @@
 {
-    "version": "8.3.1",
+    "version": "8.4.0",
     "description": "Text shaping engine. Supports OpenType and Apple Advanced Typography.",
     "homepage": "https://harfbuzz.github.io/",
     "license": "MIT",
     "architecture": {
         "64bit": {
-            "url": "https://github.com/harfbuzz/harfbuzz/releases/download/8.3.1/harfbuzz-win64-8.3.1.zip",
-            "hash": "0a867634e90241b5dac0a97a209b8c2f8d89753208d4332733a05c05fdbffe1a",
+            "url": "https://github.com/harfbuzz/harfbuzz/releases/download/8.4.0/harfbuzz-win64-8.4.0.zip",
+            "hash": "4038149cbfde8c814529203fc1e4cc2f4478814a05604d52e5104febbaafbb9f",
             "extract_dir": "harfbuzz-win64"
         },
         "32bit": {
-            "url": "https://github.com/harfbuzz/harfbuzz/releases/download/8.3.1/harfbuzz-win32-8.3.1.zip",
-            "hash": "fd520152eefe253d13cbcfe3d1913c4baa69db67cf631fbbcadeee7223be5b30",
+            "url": "https://github.com/harfbuzz/harfbuzz/releases/download/8.4.0/harfbuzz-win32-8.4.0.zip",
+            "hash": "cea962a6dd7e90aaee568ac9311bcd9b8d8bd1885b24d2a984d1d0bda9acd763",
             "extract_dir": "harfbuzz-win32"
         }
     },