diff --git a/packages/minimal/.npmignore b/packages/minimal/.npmignore
new file mode 100644
index 000000000000..4ab7cc4f278f
--- /dev/null
+++ b/packages/minimal/.npmignore
@@ -0,0 +1,11 @@
+# The paths in this file are specified so that they align with the file structure in `./build` after this file is copied
+# into it by the prepack script `scripts/prepack.ts`.
+
+*
+
+# TODO remove bundles (which in the tarball are inside `build`) in v7
+!/build/**/*
+
+!/dist/**/*
+!/esm/**/*
+!/types/**/*
diff --git a/packages/node/.npmignore b/packages/node/.npmignore
new file mode 100644
index 000000000000..4ab7cc4f278f
--- /dev/null
+++ b/packages/node/.npmignore
@@ -0,0 +1,11 @@
+# The paths in this file are specified so that they align with the file structure in `./build` after this file is copied
+# into it by the prepack script `scripts/prepack.ts`.
+
+*
+
+# TODO remove bundles (which in the tarball are inside `build`) in v7
+!/build/**/*
+
+!/dist/**/*
+!/esm/**/*
+!/types/**/*
diff --git a/packages/serverless/scripts/build-awslambda-layer.js b/packages/serverless/scripts/build-awslambda-layer.js
index 674dba133c73..6031883e60b7 100644
--- a/packages/serverless/scripts/build-awslambda-layer.js
+++ b/packages/serverless/scripts/build-awslambda-layer.js
@@ -144,6 +144,13 @@ async function main() {
   const version = serverlessPackage.version;
   const zipFilename = `sentry-node-serverless-${version}.zip`;
 
+  try {
+    fs.symlinkSync(path.resolve(destRoot, 'build', 'dist'), path.resolve(destRoot, 'dist'));
+    fs.symlinkSync(path.resolve(destRoot, 'build', 'esm'), path.resolve(destRoot, 'esm'));
+  } catch (error) {
+    console.error(error);
+  }
+
   try {
     fs.unlinkSync(path.resolve(dist, zipFilename));
   } catch (error) {
diff --git a/packages/tracing/.npmignore b/packages/tracing/.npmignore
new file mode 100644
index 000000000000..4ab7cc4f278f
--- /dev/null
+++ b/packages/tracing/.npmignore
@@ -0,0 +1,11 @@
+# The paths in this file are specified so that they align with the file structure in `./build` after this file is copied
+# into it by the prepack script `scripts/prepack.ts`.
+
+*
+
+# TODO remove bundles (which in the tarball are inside `build`) in v7
+!/build/**/*
+
+!/dist/**/*
+!/esm/**/*
+!/types/**/*
diff --git a/packages/tracing/package.json b/packages/tracing/package.json
index 8911702f2233..cd9387be66b8 100644
--- a/packages/tracing/package.json
+++ b/packages/tracing/package.json
@@ -29,7 +29,7 @@
     "jsdom": "^16.2.2"
   },
   "scripts": {
-    "build": "run-p build:cjs build:esm build:types build:bundle && ts-node ../../scripts/prepack.ts #necessary for integration tests",
+    "build": "run-p build:cjs build:esm build:types build:bundle && ts-node ../../scripts/prepack.ts --bundles #necessary for integration tests",
     "build:bundle": "rollup --config",
     "build:cjs": "tsc -p tsconfig.cjs.json",
     "build:dev": "run-p build:cjs build:esm build:types",
@@ -82,8 +82,8 @@
   "sideEffects": [
     "./dist/index.js",
     "./esm/index.js",
-    "./npm/dist/index.js",
-    "./npm/esm/index.js",
+    "./build/npm/dist/index.js",
+    "./build/npm/esm/index.js",
     "./src/index.ts"
   ]
 }
diff --git a/packages/types/.npmignore b/packages/types/.npmignore
new file mode 100644
index 000000000000..4ab7cc4f278f
--- /dev/null
+++ b/packages/types/.npmignore
@@ -0,0 +1,11 @@
+# The paths in this file are specified so that they align with the file structure in `./build` after this file is copied
+# into it by the prepack script `scripts/prepack.ts`.
+
+*
+
+# TODO remove bundles (which in the tarball are inside `build`) in v7
+!/build/**/*
+
+!/dist/**/*
+!/esm/**/*
+!/types/**/*
diff --git a/packages/utils/.npmignore b/packages/utils/.npmignore
new file mode 100644
index 000000000000..4ab7cc4f278f
--- /dev/null
+++ b/packages/utils/.npmignore
@@ -0,0 +1,11 @@
+# The paths in this file are specified so that they align with the file structure in `./build` after this file is copied
+# into it by the prepack script `scripts/prepack.ts`.
+
+*
+
+# TODO remove bundles (which in the tarball are inside `build`) in v7
+!/build/**/*
+
+!/dist/**/*
+!/esm/**/*
+!/types/**/*