diff --git a/CHANGELOG.md b/CHANGELOG.md
index ef9e5a5f..02335cef 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,6 +10,8 @@ Note: In this file, do not use the hard wrap in the middle of a sentence for com
 
 ## [Unreleased]
 
+- Update `vacuum@latest` to 0.19.4.
+
 - Update `uv@latest` to 0.9.6.
 
 - Update `vacuum@latest` to 0.19.3.
diff --git a/manifests/vacuum.json b/manifests/vacuum.json
index f1fc1252..9ea8ef5a 100644
--- a/manifests/vacuum.json
+++ b/manifests/vacuum.json
@@ -22,10 +22,36 @@
   },
   "license_markdown": "[MIT](https://github.com/daveshanley/vacuum/blob/main/LICENSE)",
   "latest": {
-    "version": "0.19.3"
+    "version": "0.19.4"
   },
   "0.19": {
-    "version": "0.19.3"
+    "version": "0.19.4"
+  },
+  "0.19.4": {
+    "x86_64_linux_musl": {
+      "etag": "0x8DE1703FD0DD272",
+      "checksum": "41cbc873e305f5e6a2e79f36f4ae446365dd85ac3bf27b0fcac3d82e4de2ca23"
+    },
+    "x86_64_macos": {
+      "etag": "0x8DE1703FDD791E3",
+      "checksum": "33db76a449a3f47ececdd8102f1aaae939b7d6eb8c7ce2f70e44edc5b5b9830d"
+    },
+    "x86_64_windows": {
+      "etag": "0x8DE1703FD139845",
+      "checksum": "77d662b0492a587194b9ca81e0fd331962988a59ad998c4cc9ba2ce0e98a6257"
+    },
+    "aarch64_linux_musl": {
+      "etag": "0x8DE1703FD29ED43",
+      "checksum": "28b02517c99845ee49d38fa5432e9b84e77bf671b8ba65f3ac6771490abee32b"
+    },
+    "aarch64_macos": {
+      "etag": "0x8DE1703FDC3AB20",
+      "checksum": "7a203fdd6c42d68e95b3850ba5b752a1d3e7c984662dd97f01a32fe3d25ee6a7"
+    },
+    "aarch64_windows": {
+      "etag": "0x8DE1703FDA0457B",
+      "checksum": "d3d095cdbfd07481290f71c9229e3c781b6f8788a1adc97b63f3eb0f157ebb71"
+    }
   },
   "0.19.3": {
     "x86_64_linux_musl": {