diff --git a/CHANGELOG.md b/CHANGELOG.md
index 14a1e354..d1039180 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-insta@latest` to 1.46.0.
+
 ## [2.65.12] - 2026-01-02
 
 - Update `just@latest` to 1.46.0.
diff --git a/manifests/cargo-insta.json b/manifests/cargo-insta.json
index a81c14ae..f7691afb 100644
--- a/manifests/cargo-insta.json
+++ b/manifests/cargo-insta.json
@@ -20,10 +20,31 @@
   },
   "license_markdown": "[Apache-2.0](https://github.com/mitsuhiko/insta/blob/master/LICENSE)",
   "latest": {
-    "version": "1.45.1"
+    "version": "1.46.0"
   },
   "1": {
-    "version": "1.45.1"
+    "version": "1.46.0"
+  },
+  "1.46": {
+    "version": "1.46.0"
+  },
+  "1.46.0": {
+    "x86_64_linux_musl": {
+      "etag": "0x8DE4B23DA2181F2",
+      "checksum": "592f7f8ddd465f0b8f2e7121bbe6bace97b475330b7f3c0ac62e504c1de6b967"
+    },
+    "x86_64_macos": {
+      "etag": "0x8DE4B23D9B41FF3",
+      "checksum": "4a2e8bc9b3e7591fd96580cbb4c79cae062060f9482719bb32bc3932eff08fba"
+    },
+    "x86_64_windows": {
+      "etag": "0x8DE4B23D9F71F35",
+      "checksum": "d13a207264e10644d6995bdb332d7cc7353ffc53a0199f4e20376923016247ab"
+    },
+    "aarch64_macos": {
+      "etag": "0x8DE4B23D9C39EDB",
+      "checksum": "c32a785806a7b329330fefced808c0ba7017416c8a7ea24c0a8363ad66d1aeed"
+    }
   },
   "1.45": {
     "version": "1.45.1"