diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 485bcd4e9..3d9b6e26a 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "4.31.0"
+  ".": "4.31.1"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6a28f8d3c..f9c41edf0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## 4.31.1 (2024-03-31)
+
+Full Changelog: [v4.31.0...v4.31.1](https://github.com/openai/openai-node/compare/v4.31.0...v4.31.1)
+
+### Documentation
+
+* **readme:** change undocumented params wording ([#744](https://github.com/openai/openai-node/issues/744)) ([8796691](https://github.com/openai/openai-node/commit/87966911045275db86844dfdcde59653edaef264))
+
 ## 4.31.0 (2024-03-30)
 
 Full Changelog: [v4.30.0...v4.31.0](https://github.com/openai/openai-node/compare/v4.30.0...v4.31.0)
diff --git a/README.md b/README.md
index 6707707b2..b69800b7a 100644
--- a/README.md
+++ b/README.md
@@ -19,7 +19,7 @@ You can import in Deno via:
 <!-- x-release-please-start-version -->
 
 ```ts
-import OpenAI from 'https://deno.land/x/openai@v4.31.0/mod.ts';
+import OpenAI from 'https://deno.land/x/openai@v4.31.1/mod.ts';
 ```
 
 <!-- x-release-please-end -->
diff --git a/build-deno b/build-deno
index 66639030f..b2b2e4943 100755
--- a/build-deno
+++ b/build-deno
@@ -14,7 +14,7 @@ This is a build produced from https://github.com/openai/openai-node – please g
 Usage:
 
 \`\`\`ts
-import OpenAI from "https://deno.land/x/openai@v4.31.0/mod.ts";
+import OpenAI from "https://deno.land/x/openai@v4.31.1/mod.ts";
 
 const client = new OpenAI();
 \`\`\`
diff --git a/package.json b/package.json
index 250e0939a..599759e17 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "openai",
-  "version": "4.31.0",
+  "version": "4.31.1",
   "description": "The official TypeScript library for the OpenAI API",
   "author": "OpenAI <support@openai.com>",
   "types": "dist/index.d.ts",
diff --git a/src/version.ts b/src/version.ts
index 8eb5423f5..90e67e962 100644
--- a/src/version.ts
+++ b/src/version.ts
@@ -1 +1 @@
-export const VERSION = '4.31.0'; // x-release-please-version
+export const VERSION = '4.31.1'; // x-release-please-version