diff --git a/CHANGELOG.md b/CHANGELOG.md
index b5b1aa8c..3ac7111b 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 `cargo-nextest@latest` to 0.9.56.
+
 - Update `cargo-deny@latest` to 0.14.1.
 
 ## [2.13.3] - 2023-08-01
diff --git a/manifests/cargo-nextest.json b/manifests/cargo-nextest.json
index b509cbc0..37fc7f59 100644
--- a/manifests/cargo-nextest.json
+++ b/manifests/cargo-nextest.json
@@ -17,10 +17,27 @@
     }
   },
   "latest": {
-    "version": "0.9.55"
+    "version": "0.9.56"
   },
   "0.9": {
-    "version": "0.9.55"
+    "version": "0.9.56"
+  },
+  "0.9.56": {
+    "x86_64_linux_gnu": {
+      "checksum": "914f380306a7216c8b79ca4408cc39073eaaea9e7b2101e2bfe0c123636a478b"
+    },
+    "x86_64_linux_musl": {
+      "checksum": "ec12fa3f52655033aa35581f300bac63cd16b372ca68c85a5621c25255cae759"
+    },
+    "x86_64_macos": {
+      "checksum": "aa748f80fe110e6ea607d5dd264e1fe3513b631a7957605cdd8bb12e5cc878f9"
+    },
+    "x86_64_windows": {
+      "checksum": "185cddb1d347c3b0e9e1cebd919297809491394aaa1b2abe5109a6139be5e400"
+    },
+    "aarch64_linux_gnu": {
+      "checksum": "07bbc36fec9dfbe95b0a2e6fc0446175dfb9d58e24474095768965591625a19c"
+    }
   },
   "0.9.55": {
     "x86_64_linux_gnu": {