aws-amplify · dpilch · Apr 8, 2025 · Apr 8, 2025
@@ -39,7 +39,7 @@ This section should get you running with **Amplify API Category** and get you fa
 
    > If you are using Yarn v2, run `yarn set version classic` to change to Yarn Classic.
    >
-   > Note: Ensure that the version of Node installed is v20.x. During the installation process, some modules may not be compatible with other versions of Node.
+   > Note: Ensure that the version of Node installed is v18.x. During the installation process, some modules may not be compatible with other versions of Node.
 
 1. Ensure you are using the npm registry, even with yarn by running `yarn config set registry https://registry.npmjs.org`
 

@@ -11,7 +11,7 @@
     "@types/ini": "^1.3.31",
     "@types/jest": "^27.5.2",
     "@types/jest-dev-server": "^5.0.0",
-    "@types/node": "^20.0.0",
+    "@types/node": "^18.0.0",
     "@types/react": "18.2.42",
     "@types/react-dom": "^18.0.6",
     "aws-amplify": "^4.3.30",
@@ -72,4 +72,4 @@
       "axios": "axios/dist/node/axios.cjs"
     }
   }
-}
+}
@@ -6,7 +6,7 @@ env:
 phases:
   pre_build:
     commands:
-      - choco install -fy nodejs-lts --version=20.9.0
+      - choco install -fy nodejs-lts --version=18.20.4
       - |
         $nodeVersion = node -v
         Write-Host "Node version: $nodeVersion"

@@ -291,7 +291,7 @@
   },
   "devDependencies": {
     "@types/fs-extra": "^8.0.1",
-    "@types/node": "^20.0.0",
+    "@types/node": "^18.0.0",
     "aws-cdk-lib": "2.187.0",
     "constructs": "10.3.0",
     "jsii": "^5.4.23",

@@ -51,7 +51,7 @@
     "@aws-amplify/graphql-transformer-core": "3.4.1",
     "@aws-amplify/graphql-transformer-interfaces": "4.2.4",
     "@aws-amplify/graphql-validate-transformer": "1.1.1",
-    "@types/node": "^20.0.0",
+    "@types/node": "^18.0.0",
     "aws-cdk-lib": "2.187.0",
     "constructs": "10.3.0",
     "ts-node": "^8.10.2"

@@ -36,7 +36,7 @@ executionRole.applyRemovalPolicy(RemovalPolicy.DESTROY);
 
 const apiInvoker = new NodejsFunction(stack, 'ApiInvoker', {
   entry: path.join(__dirname, 'apiInvoker.ts'),
-  runtime: Runtime.NODEJS_20_X,
+  runtime: Runtime.NODEJS_18_X,
   role: executionRole,
   bundling: {
     nodeModules: ['@smithy/util-utf8'], // Force inclusion

@@ -213,7 +213,7 @@ const createUserPoolTriggers = (triggers: Record<string, string>): UserPoolTrigg
 
 const createLambdaFunction = (name: string, code: string): Function => {
   return new Function(stack, `${name}Lambda`, {
-    runtime: Runtime.NODEJS_20_X,
+    runtime: Runtime.NODEJS_18_X,
     handler: 'index.handler',
     code: Code.fromInline(code),
   });

@@ -292,7 +292,7 @@
   "devDependencies": {
     "@aws-amplify/graphql-transformer-test-utils": "1.0.15",
     "@types/fs-extra": "^8.0.1",
-    "@types/node": "^20.0.0",
+    "@types/node": "^18.0.0",
     "aws-cdk-lib": "2.187.0",
     "constructs": "10.3.0",
     "jsii": "^5.4.23",

@@ -183,7 +183,7 @@ describe('function directive', () => {
   it('supports passing in a function defined in-stack', () => {
     const stack = new cdk.Stack();
     const referencedFunction = new lambda.Function(stack, 'Createdfunction', {
-      runtime: lambda.Runtime.NODEJS_20_X,
+      runtime: lambda.Runtime.NODEJS_18_X,
       code: lambda.Code.fromInline('I am code'),
       handler: 'index.main',
     });
@@ -237,7 +237,7 @@ describe('function directive', () => {
   it('wires through a function from the definition', () => {
     const stack = new cdk.Stack();
     const referencedFunction = new lambda.Function(stack, 'Createdfunction', {
-      runtime: lambda.Runtime.NODEJS_20_X,
+      runtime: lambda.Runtime.NODEJS_18_X,
       code: lambda.Code.fromInline('I am code'),
       handler: 'index.main',
     });

@@ -47,7 +47,7 @@
     "@aws-amplify/graphql-searchable-transformer": "3.0.16",
     "@aws-amplify/graphql-sql-transformer": "0.4.16",
     "@aws-amplify/graphql-transformer-test-utils": "1.0.15",
-    "@types/node": "^20.0.0"
+    "@types/node": "^18.0.0"
   },
   "peerDependencies": {
     "aws-cdk-lib": "^2.187.0",

@@ -67,7 +67,7 @@ describe('ConversationTransformer', () => {
       const transformerManager = new TransformManager();
       const stack = transformerManager.getTransformScope();
       const customHandler = new Function(stack, 'conversation-handler', {
-        runtime: Runtime.NODEJS_20_X,
+        runtime: Runtime.NODEJS_18_X,
         code: Code.fromInline('exports.handler = async (event) => { return "Hello World"; }'),
         handler: 'index.handler',
       });

@@ -52,7 +52,7 @@
     "@aws-sdk/client-sfn": "^3.624.0",
     "@types/aws-lambda": "8.10.119",
     "@types/lodash.isequal": "^4.5.8",
-    "@types/node": "^20.0.0",
+    "@types/node": "^18.0.0",
     "lodash.isequal": "^4.5.0"
   }
 }
@@ -159,7 +159,7 @@ export const createRdsLambda = (
     `functions/${resourceNames.sqlLambdaFunction}.zip`,
     'handler.run',
     path.resolve(__dirname, '..', '..', '..', 'lib', 'rds-lambda.zip'),
-    Runtime.NODEJS_20_X,
+    Runtime.NODEJS_18_X,
     [LayerVersion.fromLayerVersionArn(scope, resourceNames.sqlLambdaLayerVersion, layerVersionArn)],
     lambdaRole,
     lambdaEnvironment,
@@ -364,7 +364,7 @@ export const createRdsPatchingLambda = (
     `functions/${resourceNames.sqlPatchingLambdaFunction}.zip`,
     'index.handler',
     path.resolve(__dirname, '..', '..', '..', 'lib', 'rds-patching-lambda.zip'),
-    Runtime.NODEJS_20_X,
+    Runtime.NODEJS_18_X,
     [],
     lambdaRole,
     environment,

@@ -29,7 +29,7 @@ export class Provider extends Construct {
     const fn = new aws_lambda.Function(this, `framework-${entrypoint}`, {
       code: code,
       description: `AmplifyManagedTable - ${entrypoint} (${this.node.path})`.slice(0, 256),
-      runtime: aws_lambda.Runtime.NODEJS_20_X,
+      runtime: aws_lambda.Runtime.NODEJS_18_X,
       handler,
       timeout: Duration.minutes(14),
       role,

@@ -33,7 +33,7 @@ export const createMappingLambda = (host: TransformHostProvider, stackManager: S
     `functions/${funcLogicalId}.zip`, // function key
     'index.handler', // function handler
     path.join(__dirname, 'assets', 'mapping-lambda.zip'),
-    lambda.Runtime.NODEJS_20_X,
+    lambda.Runtime.NODEJS_18_X,
     undefined, // layers
     role, // execution role,
     undefined, // env vars

@@ -1302,7 +1302,7 @@ $utils.error($ctx.result.body)
             "Arn",
           ],
         },
-        "Runtime": "nodejs20.x",
+        "Runtime": "nodejs18.x",
         "Timeout": 60,
       },
       "Type": "AWS::Lambda::Function",

@@ -403,7 +403,7 @@ function createPredictionsLambda(context: TransformerContextProvider, stack: cdk
     `functions/${functionId}.zip`,
     PredictionsResourceIDs.lambdaHandlerName,
     path.join(__dirname, '..', 'lib', 'predictionsLambdaFunction.zip'),
-    lambda.Runtime.NODEJS_20_X,
+    lambda.Runtime.NODEJS_18_X,
     [],
     role,
     {},

@@ -48,7 +48,7 @@
     "typescript": "^4.8.4"
   },
   "devDependencies": {
-    "@types/node": "^20.0.0",
+    "@types/node": "^18.0.0",
     "@types/pluralize": "^0.0.29"
   }
 }
@@ -148,7 +148,7 @@ const createSchemaInspectorLambda = async (lambdaName: string, iamRole: Role, vp
     FunctionName: lambdaName,
     Handler: 'index.handler',
     Role: iamRole.Arn,
-    Runtime: 'nodejs20.x',
+    Runtime: 'nodejs18.x',
     VpcConfig: {
       SecurityGroupIds: vpc.securityGroupIds,
       SubnetIds: subnetIds,

@@ -43,6 +43,6 @@
   },
   "devDependencies": {
     "@aws-amplify/graphql-transformer-test-utils": "1.0.15",
-    "@types/node": "^20.0.0"
+    "@types/node": "^18.0.0"
   }
 }
@@ -49,7 +49,7 @@
     "@types/fs-extra": "^8.0.1",
     "@types/hjson": "^2.4.3",
     "@types/md5": "^2.3.1",
-    "@types/node": "^20.0.0",
+    "@types/node": "^18.0.0",
     "@types/object-hash": "^2.2.1",
     "@types/uuid": "^9.0.1"
   }

@@ -34,7 +34,7 @@
     "@aws-amplify/graphql-transformer-interfaces": "4.2.4"
   },
   "devDependencies": {
-    "@types/node": "^20.0.0",
+    "@types/node": "^18.0.0",
     "rimraf": "^3.0.0"
   },
   "peerDependencies": {

@@ -49,7 +49,7 @@
   },
   "devDependencies": {
     "@aws-amplify/graphql-transformer-test-utils": "1.0.15",
-    "@types/node": "^20.0.0",
+    "@types/node": "^18.0.0",
     "fs-extra": "^8.1.0",
     "rimraf": "^3.0.0"
   },

@@ -11,7 +11,7 @@ export class PredictionsResourceIDs {
 
   static lambdaHandlerName = 'predictionsLambda.handler';
 
-  static lambdaRuntime = 'nodejs20.x';
+  static lambdaRuntime = 'nodejs18.x';
 
   static lambdaTimeout = 60;
 

@@ -37,7 +37,7 @@
     "@aws-amplify/amplify-cli-core": "^4.3.9",
     "@types/fs-extra": "^8.0.1",
     "@types/mock-fs": "4.13.4",
-    "@types/node": "^20.0.0",
+    "@types/node": "^18.0.0",
     "mock-fs": "5.2.0"
   }
 }
@@ -41,7 +41,7 @@
     "@aws-amplify/graphql-transformer-core": "3.4.1",
     "@aws-amplify/graphql-transformer-interfaces": "4.2.4",
     "@aws-amplify/graphql-transformer-test-utils": "1.0.15",
-    "@types/node": "^20.0.0",
+    "@types/node": "^18.0.0",
     "aws-amplify": "^4.2.8",
     "aws-appsync": "^4.1.1",
     "aws-sdk": "^2.1113.0",

@@ -9,7 +9,7 @@ export class JsonMockStack extends cdk.Stack {
     const jsonLambda = new lambda.Function(this, 'jsonServerFunction', {
       code: new lambda.AssetCode('src-server'),
       handler: 'index.handler',
-      runtime: lambda.Runtime.NODEJS_20_X,
+      runtime: lambda.Runtime.NODEJS_18_X,
     });
 
     const api = new apigateway.LambdaRestApi(this, 'jsonMockApi', {

@@ -24,7 +24,7 @@ export class LambdaHelper {
         Code: {
           ZipFile: zipContents,
         },
-        Runtime: 'nodejs20.x',
+        Runtime: 'nodejs18.x',
         Handler: `${filePrefix}.handler`,
         Role: roleArn,
       })

@@ -24,6 +24,6 @@
     "@types/fs-extra": "^9.0.13",
     "@types/glob": "^7.2.0",
     "@types/js-yaml": "^4.0.4",
-    "@types/node": "^20.0.0"
+    "@types/node": "^18.0.0"
   }
 }
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-AMPLIFY_NODE_VERSION=20.9.0
+AMPLIFY_NODE_VERSION=18.20.4
 
 # set exit on error to true
 set -e

@@ -8189,12 +8189,12 @@
   resolved "https://registry.npmjs.org/@types/node/-/node-16.18.126.tgz#27875faa2926c0f475b39a8bb1e546c0176f8d4b"
   integrity sha512-OTcgaiwfGFBKacvfwuHzzn1KLxH/er8mluiy8/uM3sGXHaRe73RrSIj01jow9t4kJEW633Ov+cOexXeiApTyAw==
 
-"@types/node@^20.0.0":
-  version "20.17.30"
-  resolved "https://registry.npmjs.org/@types/node/-/node-20.17.30.tgz#1d93f656d3b869dbef7b796568ac457606ba58d0"
-  integrity sha512-7zf4YyHA+jvBNfVrk2Gtvs6x7E8V+YDW05bNfG2XkWDJfYRXrTiP/DsB2zSYTaHX0bGIujTBQdMVAhb+j7mwpg==
+"@types/node@^18.0.0":
+  version "18.19.85"
+  resolved "https://registry.npmjs.org/@types/node/-/node-18.19.85.tgz#c5778d9c8c00ec81d4fa10845f328b94e0e6c220"
+  integrity sha512-61sLB7tXUMpkHJagZQAzPV4xGyqzulLvphe0lquRX80rZG24VupRv9p6Qo06V9VBNeGBM8Sv8rRVVLji6pi7QQ==
   dependencies:
-    undici-types "~6.19.2"
+    undici-types "~5.26.4"
 
 "@types/normalize-package-data@^2.4.0":
   version "2.4.4"
@@ -17740,10 +17740,10 @@ unbox-primitive@^1.1.0:
     has-symbols "^1.1.0"
     which-boxed-primitive "^1.1.1"
 
-undici-types@~6.19.2:
-  version "6.19.8"
-  resolved "https://registry.npmjs.org/undici-types/-/undici-types-6.19.8.tgz#35111c9d1437ab83a7cdc0abae2f26d88eda0a02"
-  integrity sha512-ve2KP6f/JnbPBFyobGHuerC9g1FYGn/F8n1LWTwNxCEzd6IfqTwUQcNXgEtmmQ6DlRrC1hrSrBnCZPokRrDHjw==
+undici-types@~5.26.4:
+  version "5.26.5"
+  resolved "https://registry.npmjs.org/undici-types/-/undici-types-5.26.5.tgz#bcd539893d00b56e964fd2657a4866b221a65617"
+  integrity sha512-JlCMO+ehdEIKqlFxk6IfVoAUVmgz7cU7zD/h9XZ0qzeosSHmUJVOzSQvvYSYWXkFXC+IfLKSIffhv0sVZup6pA==
 
 undici-types@~6.20.0:
   version "6.20.0"