diff --git a/experimental/CHANGELOG.md b/experimental/CHANGELOG.md
index 1f5c9f30f07..0a2a22bfdbd 100644
--- a/experimental/CHANGELOG.md
+++ b/experimental/CHANGELOG.md
@@ -12,6 +12,8 @@ All notable changes to experimental packages in this project will be documented
 
 ### :bug: (Bug Fix)
 
+* fix(otlp-exporter-base): include esm and esnext in package files #2952 @dyladan
+
 ### :books: (Refine Doc)
 
 ### :house: (Internal)
diff --git a/experimental/packages/otlp-exporter-base/package.json b/experimental/packages/otlp-exporter-base/package.json
index 43683739472..d153e2f2460 100644
--- a/experimental/packages/otlp-exporter-base/package.json
+++ b/experimental/packages/otlp-exporter-base/package.json
@@ -45,6 +45,12 @@
     "node": ">=8.12.0"
   },
   "files": [
+    "build/esm/**/*.js",
+    "build/esm/**/*.js.map",
+    "build/esm/**/*.d.ts",
+    "build/esnext/**/*.js",
+    "build/esnext/**/*.js.map",
+    "build/esnext/**/*.d.ts",
     "build/src/**/*.js",
     "build/src/**/*.js.map",
     "build/src/**/*.d.ts",