diff --git a/bindings/python/CHANGELOG.rst b/bindings/python/CHANGELOG.rst
index ba157e0e5..8ee6bcc67 100644
--- a/bindings/python/CHANGELOG.rst
+++ b/bindings/python/CHANGELOG.rst
@@ -1,6 +1,11 @@
 Changelog
 =========
 
+Changes in Version 1.20.0
+-------------------------
+
+- Bundle libmongocrypt 1.20.5 in release wheels.
+
 Changes in Version 1.19.0
 -------------------------
 
diff --git a/bindings/python/sbom.json b/bindings/python/sbom.json
index a1376ff6b..fe1eec753 100644
--- a/bindings/python/sbom.json
+++ b/bindings/python/sbom.json
@@ -1,31 +1,31 @@
 {
   "components": [
     {
-      "bom-ref": "pkg:github/mongodb/libmongocrypt@1.20.4",
+      "bom-ref": "pkg:github/mongodb/libmongocrypt@1.20.5",
       "externalReferences": [
         {
           "type": "distribution",
-          "url": "https://github.com/mongodb/libmongocrypt/archive/1.20.4.tar.gz"
+          "url": "https://github.com/mongodb/libmongocrypt/archive/1.20.5.tar.gz"
         },
         {
           "type": "website",
-          "url": "https://github.com/mongodb/libmongocrypt/tree/1.20.4"
+          "url": "https://github.com/mongodb/libmongocrypt/tree/1.20.5"
         }
       ],
       "group": "mongodb",
       "name": "libmongocrypt",
-      "purl": "pkg:github/mongodb/libmongocrypt@1.20.4",
+      "purl": "pkg:github/mongodb/libmongocrypt@1.20.5",
       "type": "library",
-      "version": "1.20.4"
+      "version": "1.20.5"
     }
   ],
   "dependencies": [
     {
-      "ref": "pkg:github/mongodb/libmongocrypt@1.20.4"
+      "ref": "pkg:github/mongodb/libmongocrypt@1.20.5"
     }
   ],
   "metadata": {
-    "timestamp": "2026-09-08T20:12:05.307426+00:00",
+    "timestamp": "2026-10-09T19:22:08.914756+00:00",
     "tools": [
       {
         "externalReferences": [
diff --git a/bindings/python/scripts/libmongocrypt-version.txt b/bindings/python/scripts/libmongocrypt-version.txt
index 0bd54efd3..7bf9455f0 100644
--- a/bindings/python/scripts/libmongocrypt-version.txt
+++ b/bindings/python/scripts/libmongocrypt-version.txt
@@ -1 +1 @@
-1.20.4
+1.20.5