diff --git a/packages/compat/src/compat-app-builder.ts b/packages/compat/src/compat-app-builder.ts
index c905b7d8f..cc92ad0c8 100644
--- a/packages/compat/src/compat-app-builder.ts
+++ b/packages/compat/src/compat-app-builder.ts
@@ -51,6 +51,7 @@ export class CompatAppBuilder {
       podModulePrefix: this.podModulePrefix(),
       splitAtRoutes: this.options.splitAtRoutes,
       staticAppPaths: this.options.staticAppPaths,
+      amdCompatibility: this.options.amdCompatibility,
       extraDeps: new Map([[this.appPackageWithMovedDeps.root, [this.synthVendor, this.synthStyles] as AddonPackage[]]]),
       extend: (options: CompatResolverOptions, allActiveAddons) => {
         options.activePackageRules = activePackageRules(this.options.packageRules.concat(defaultAddonPackageRules()), [
diff --git a/packages/core/src/module-resolver-options.ts b/packages/core/src/module-resolver-options.ts
index c118b1d39..25f05d13b 100644
--- a/packages/core/src/module-resolver-options.ts
+++ b/packages/core/src/module-resolver-options.ts
@@ -62,7 +62,7 @@ export function buildResolverOptions<T extends Options>(inputs: {
     resolvableExtensions: resolvableExtensions(),
     appRoot: appPackage.root,
     engines,
-    amdCompatibility: {
+    amdCompatibility: inputs.amdCompatibility ?? {
       es: [],
     },
     modulePrefix,