diff --git a/.changeset/rare-bulldogs-battle.md b/.changeset/rare-bulldogs-battle.md
new file mode 100644
index 00000000000..c7061ee01de
--- /dev/null
+++ b/.changeset/rare-bulldogs-battle.md
@@ -0,0 +1,5 @@
+---
+"@smithy/core": minor
+---
+
+adds a module exports field in core
diff --git a/packages/core/package.json b/packages/core/package.json
index 3cd6a60a813..38136c74ca5 100644
--- a/packages/core/package.json
+++ b/packages/core/package.json
@@ -18,12 +18,14 @@
   "types": "./dist-types/index.d.ts",
   "exports": {
     ".": {
+      "module": "./dist-es/index.js",
       "node": "./dist-cjs/index.js",
       "import": "./dist-es/index.js",
       "require": "./dist-cjs/index.js",
       "types": "./dist-types/index.d.ts"
     },
     "./package.json": {
+      "module": "./package.json",
       "node": "./package.json",
       "import": "./package.json",
       "require": "./package.json"
diff --git a/packages/core/scripts/lint.js b/packages/core/scripts/lint.js
index 52157545cba..2a47a91921b 100644
--- a/packages/core/scripts/lint.js
+++ b/packages/core/scripts/lint.js
@@ -20,6 +20,7 @@ for (const submodule of submodules) {
     if (!pkgJson.exports[`./${submodule}`]) {
       errors.push(`${submodule} submodule is missing exports statement in package.json`);
       pkgJson.exports[`./${submodule}`] = {
+        module: `./dist-es/submodules/${submodule}/index.js`,
         node: `./dist-cjs/submodules/${submodule}/index.js`,
         import: `./dist-es/submodules/${submodule}/index.js`,
         require: `./dist-cjs/submodules/${submodule}/index.js`,