diff --git a/examples/aws-profile-role/package.json b/examples/aws-profile-role/package.json
index 56d4568b2..2840b8d2d 100644
--- a/examples/aws-profile-role/package.json
+++ b/examples/aws-profile-role/package.json
@@ -5,7 +5,7 @@
         "@types/node": "^22"
     },
     "dependencies": {
-        "@pulumi/aws": "7.25.0",
+        "@pulumi/aws": "7.43.0",
         "@pulumi/awsx": "^3.0.0",
         "@pulumi/kubernetes": "4.19.0",
         "@pulumi/eks": "latest"
diff --git a/examples/cluster/package.json b/examples/cluster/package.json
index d84425a75..c94e14156 100644
--- a/examples/cluster/package.json
+++ b/examples/cluster/package.json
@@ -7,7 +7,7 @@
     "dependencies": {
         "@pulumi/pulumi": "3.261.0",
         "@pulumi/awsx": "^3.0.0",
-        "@pulumi/aws": "7.25.0",
+        "@pulumi/aws": "7.43.0",
         "@pulumi/eks": "latest"
     },
     "scripts": {
diff --git a/examples/deletion-policy/package.json b/examples/deletion-policy/package.json
index 661a9cb1f..c0e251d6c 100644
--- a/examples/deletion-policy/package.json
+++ b/examples/deletion-policy/package.json
@@ -7,7 +7,7 @@
     "dependencies": {
         "@pulumi/pulumi": "3.261.0",
         "@pulumi/awsx": "3.5.0",
-        "@pulumi/aws": "7.25.0",
+        "@pulumi/aws": "7.43.0",
         "@pulumi/eks": "latest"
     },
     "scripts": {
diff --git a/examples/encryption-provider/package.json b/examples/encryption-provider/package.json
index 334ec2e93..50f16e6db 100644
--- a/examples/encryption-provider/package.json
+++ b/examples/encryption-provider/package.json
@@ -6,7 +6,7 @@
     },
     "dependencies": {
         "@pulumi/pulumi": "3.261.0",
-        "@pulumi/aws": "7.25.0",
+        "@pulumi/aws": "7.43.0",
         "@pulumi/kubernetesx": "0.1.6",
         "@pulumi/random": "4.16.8",
         "@pulumi/eks": "latest"
diff --git a/examples/ensure-cni-upgrade/package.json b/examples/ensure-cni-upgrade/package.json
index 8f9e3be65..57605cb39 100644
--- a/examples/ensure-cni-upgrade/package.json
+++ b/examples/ensure-cni-upgrade/package.json
@@ -7,7 +7,7 @@
     "dependencies": {
         "@pulumi/pulumi": "3.261.0",
         "@pulumi/awsx": "^3.0.0",
-        "@pulumi/aws": "7.25.0",
+        "@pulumi/aws": "7.43.0",
         "@pulumi/eks": "latest"
     }
 }
diff --git a/examples/extra-sg/package.json b/examples/extra-sg/package.json
index 20c17ad01..026c03fcf 100644
--- a/examples/extra-sg/package.json
+++ b/examples/extra-sg/package.json
@@ -6,7 +6,7 @@
     },
     "dependencies": {
         "@pulumi/pulumi": "3.261.0",
-        "@pulumi/aws": "7.25.0",
+        "@pulumi/aws": "7.43.0",
         "@pulumi/eks": "latest"
     }
 }
diff --git a/examples/modify-default-eks-sg/package.json b/examples/modify-default-eks-sg/package.json
index 980bcccb0..11b32ec12 100644
--- a/examples/modify-default-eks-sg/package.json
+++ b/examples/modify-default-eks-sg/package.json
@@ -6,7 +6,7 @@
     },
     "dependencies": {
         "@pulumi/pulumi": "3.261.0",
-        "@pulumi/aws": "7.25.0",
+        "@pulumi/aws": "7.43.0",
         "@pulumi/eks": "latest"
     }
 }
diff --git a/examples/network-policies/package.json b/examples/network-policies/package.json
index 7510ae2d2..0ebfe78ba 100644
--- a/examples/network-policies/package.json
+++ b/examples/network-policies/package.json
@@ -6,7 +6,7 @@
     },
     "dependencies": {
         "@pulumi/awsx": "^3.0.0",
-        "@pulumi/aws": "7.25.0",
+        "@pulumi/aws": "7.43.0",
         "@pulumi/eks": "latest",
         "@pulumi/pulumi": "3.261.0"
     }
diff --git a/examples/nodegroup/package.json b/examples/nodegroup/package.json
index 5ad8a2828..488e0e8eb 100644
--- a/examples/nodegroup/package.json
+++ b/examples/nodegroup/package.json
@@ -6,7 +6,7 @@
     },
     "dependencies": {
         "@pulumi/pulumi": "3.261.0",
-        "@pulumi/aws": "7.25.0",
+        "@pulumi/aws": "7.43.0",
         "@pulumi/eks": "latest"
     }
 }
diff --git a/examples/oidc-iam-sa/package.json b/examples/oidc-iam-sa/package.json
index 51ab8c3e6..194b7d8c7 100644
--- a/examples/oidc-iam-sa/package.json
+++ b/examples/oidc-iam-sa/package.json
@@ -5,7 +5,7 @@
         "@types/node": "^22"
     },
     "dependencies": {
-        "@pulumi/aws": "7.25.0",
+        "@pulumi/aws": "7.43.0",
         "@pulumi/eks": "latest",
         "@pulumi/kubernetes": "4.19.0",
         "@pulumi/pulumi": "3.261.0"
diff --git a/examples/pod-security-groups/package.json b/examples/pod-security-groups/package.json
index 281b4e07c..c177f909f 100644
--- a/examples/pod-security-groups/package.json
+++ b/examples/pod-security-groups/package.json
@@ -6,7 +6,7 @@
     },
     "dependencies": {
         "@pulumi/awsx": "^3.0.0",
-        "@pulumi/aws": "7.25.0",
+        "@pulumi/aws": "7.43.0",
         "@pulumi/eks": "latest",
         "@pulumi/pulumi": "3.261.0"
     }
diff --git a/examples/scoped-kubeconfigs/package.json b/examples/scoped-kubeconfigs/package.json
index 2b4048df6..f34262758 100644
--- a/examples/scoped-kubeconfigs/package.json
+++ b/examples/scoped-kubeconfigs/package.json
@@ -5,7 +5,7 @@
         "@types/node": "^22"
     },
     "dependencies": {
-        "@pulumi/aws": "7.25.0",
+        "@pulumi/aws": "7.43.0",
         "@pulumi/eks": "latest",
         "@pulumi/kubernetes": "4.19.0",
         "@pulumi/pulumi": "3.261.0"
diff --git a/examples/tags/package.json b/examples/tags/package.json
index 03aac41c5..63c4bc9e3 100644
--- a/examples/tags/package.json
+++ b/examples/tags/package.json
@@ -6,7 +6,7 @@
     },
     "dependencies": {
         "@pulumi/pulumi": "3.261.0",
-        "@pulumi/aws": "7.25.0",
+        "@pulumi/aws": "7.43.0",
         "@pulumi/eks": "latest"
     }
 }
diff --git a/nodejs/eks/nodes/instances.ts b/nodejs/eks/nodes/instances.ts
index 8b2eb7e54..66930e3fa 100644
--- a/nodejs/eks/nodes/instances.ts
+++ b/nodejs/eks/nodes/instances.ts
@@ -19,7 +19,7 @@ export const DEFAULT_INSTANCE_TYPE = "t3.medium";
 
 export interface GetEfaNetworkInterfacesArgs {
     // The instance types configured for the node group.
-    instanceTypes: pulumi.Input<pulumi.Input<string>[]> | undefined;
+    instanceTypes: pulumi.Input<pulumi.Input<string>[] | undefined> | undefined;
     // The security group IDs to associate with the network interfaces.
     securityGroupIds: pulumi.Input<pulumi.Input<string>[]>;
     // The property path to use for the instance type in error messages.
@@ -118,7 +118,7 @@ export function getEfaNetworkInterfaces(
 export function filterEfaSubnets(
     subnetIds: pulumi.Input<pulumi.Input<string>[]>,
     placementGroupAvailabilityZone: pulumi.Input<string>,
-    instanceTypes: pulumi.Input<pulumi.Input<string>[]> | undefined,
+    instanceTypes: pulumi.Input<pulumi.Input<string>[] | undefined> | undefined,
     opts: pulumi.InvokeOptions,
 ): pulumi.Output<string[]> {
     const instanceType = getEfaInstanceType(instanceTypes);
@@ -199,11 +199,11 @@ function getSupportedAZs(
  * @returns The first instance type from the list, or "t3.medium" if no instance types are provided
  */
 function getEfaInstanceType(
-    instanceTypes: pulumi.Input<pulumi.Input<string>[]> | undefined,
+    instanceTypes: pulumi.Input<pulumi.Input<string>[] | undefined> | undefined,
 ): pulumi.Output<string> {
     return instanceTypes
         ? pulumi.output(instanceTypes).apply((types) => {
-              return types.length > 0 ? types[0] : DEFAULT_INSTANCE_TYPE;
+              return types && types.length > 0 ? types[0] : DEFAULT_INSTANCE_TYPE;
           })
         : pulumi.output(DEFAULT_INSTANCE_TYPE);
 }
diff --git a/nodejs/eks/nodes/nodegroup.ts b/nodejs/eks/nodes/nodegroup.ts
index d80d3a56f..55074336e 100644
--- a/nodejs/eks/nodes/nodegroup.ts
+++ b/nodejs/eks/nodes/nodegroup.ts
@@ -2159,7 +2159,7 @@ function createMNGCustomLaunchTemplate(
 
     const taints = args.taints
         ? pulumi.output(args.taints).apply((taints) => {
-              return taints
+              return (taints ?? [])
                   .map((taint) => {
                       return {
                           [taint.key]: {
@@ -2354,7 +2354,7 @@ function getRecommendedAMI(
     k8sVersion: pulumi.Output<string>,
     parent: pulumi.Resource | undefined,
 ): pulumi.Input<string> {
-    let instanceTypes: pulumi.Input<pulumi.Input<string>[]> | undefined;
+    let instanceTypes: pulumi.Input<pulumi.Input<string>[] | undefined> | undefined;
     let instanceTypesPropertyPath: string = "";
     if ("instanceType" in args && args.instanceType) {
         instanceTypes = [args.instanceType];
@@ -2372,7 +2372,7 @@ function getRecommendedAMI(
 
     const amiType = args.amiType
         ? pulumi.output(args.amiType).apply((amiType) => {
-              const resolvedType = toAmiType(amiType);
+              const resolvedType = amiType === undefined ? undefined : toAmiType(amiType);
               if (resolvedType === undefined) {
                   throw new pulumi.InputPropertyError({
                       propertyPath: "amiType",
@@ -2384,7 +2384,9 @@ function getRecommendedAMI(
         : determineAmiType(os, args.gpu, instanceTypes, instanceTypesPropertyPath, parent);
 
     // if specified use the version from the args, otherwise use the version from the cluster.
-    const version = args.version ? args.version : k8sVersion;
+    const version = pulumi
+        .all([args.version, k8sVersion])
+        .apply(([version, clusterVersion]) => version ?? clusterVersion);
 
     return pulumi.all([amiType, version]).apply(([amiType, version]) => {
         const parameterName = getAmiMetadata(amiType).ssmParameterName(version);
@@ -2433,7 +2435,7 @@ export function isGravitonInstance(instanceType: string, propertyPath: string):
 function determineAmiType(
     os: pulumi.Input<OperatingSystem>,
     gpu: pulumi.Input<boolean> | undefined,
-    instanceTypes: pulumi.Input<pulumi.Input<string>[]> | undefined,
+    instanceTypes: pulumi.Input<pulumi.Input<string>[] | undefined> | undefined,
     instanceTypesPropertyPath: string,
     parent: pulumi.Resource | undefined,
 ): pulumi.Output<AmiType> {
diff --git a/nodejs/eks/package.json b/nodejs/eks/package.json
index 804101ea0..68b88c945 100644
--- a/nodejs/eks/package.json
+++ b/nodejs/eks/package.json
@@ -26,7 +26,7 @@
     "bugs": "https://github.com/pulumi/pulumi-eks/issues",
     "dependencies": {
         "@iarna/toml": "^3.0.0",
-        "@pulumi/aws": "7.25.0",
+        "@pulumi/aws": "7.43.0",
         "@pulumi/kubernetes": "4.19.0",
         "@pulumi/pulumi": "3.261.0",
         "https-proxy-agent": "^7.0.6",
diff --git a/nodejs/eks/yarn.lock b/nodejs/eks/yarn.lock
index c42f20823..8cfc8452e 100644
--- a/nodejs/eks/yarn.lock
+++ b/nodejs/eks/yarn.lock
@@ -2424,10 +2424,10 @@
   resolved "https://registry.yarnpkg.com/@protobufjs/utf8/-/utf8-1.1.2.tgz#78d476333d85d5b1c792e257bca74ba080da49a4"
   integrity sha512-b1UQwcEZ4yCnMCD8DAL1VlbvBJE9/IX4FTIp7BG1xYpf29SLazLSrqUkj4w7Y5y7cCVP6E5tcqqcI0xemPkHug==
 
-"@pulumi/aws@7.25.0":
-  version "7.25.0"
-  resolved "https://registry.yarnpkg.com/@pulumi/aws/-/aws-7.25.0.tgz#d831f99e4e5faac496d36b3f3726b50cc1bba818"
-  integrity sha512-qP2ikhFJrw/NrizaOBWiAGkHe003+fPT5Blsc4X1q8uQ0CpmjnPAbbsotpI13hVBU4a2sflIX4GkHcXzRU9QQw==
+"@pulumi/aws@7.43.0":
+  version "7.43.0"
+  resolved "https://registry.yarnpkg.com/@pulumi/aws/-/aws-7.43.0.tgz#84e4d90e83ebf32e05c64a2bf15c51aeee86d1ae"
+  integrity sha512-UCZCrOBn1xVu5CSfd9I3FNZCPkdEcXaB6XNacTj0wVB9iPj8Ma6dLnbfLsUT2ceGsmSMrhwOMvnacOrrhG722A==
   dependencies:
     "@pulumi/pulumi" "^3.142.0"
     mime "^2.0.0"