diff --git a/experimental/CHANGELOG.md b/experimental/CHANGELOG.md
index 3ddc5c1f88..a4aae9e724 100644
--- a/experimental/CHANGELOG.md
+++ b/experimental/CHANGELOG.md
@@ -19,6 +19,8 @@ All notable changes to experimental packages in this project will be documented
 
 ### :house: (Internal)
 
+* chore(otlp-proto-exporter-base): upgrade protobufjs to 7.1.2 and relax versioning [#3433](https://github.com/open-telemetry/opentelemetry-js/pull/3433) @seemk
+
 ## 0.34.0
 
 * `@opentelemetry/sdk-metrics` moved to [packages/sdk-metrics](../packages/sdk-metrics)
diff --git a/experimental/packages/otlp-proto-exporter-base/package.json b/experimental/packages/otlp-proto-exporter-base/package.json
index 71653bd0d6..d328f7f8a0 100644
--- a/experimental/packages/otlp-proto-exporter-base/package.json
+++ b/experimental/packages/otlp-proto-exporter-base/package.json
@@ -65,7 +65,7 @@
   "dependencies": {
     "@opentelemetry/core": "1.8.0",
     "@opentelemetry/otlp-exporter-base": "0.34.0",
-    "protobufjs": "7.1.1"
+    "protobufjs": "^7.1.2"
   },
   "homepage": "https://github.com/open-telemetry/opentelemetry-js/tree/main/experimental/packages/otlp-proto-exporter-base",
   "sideEffects": false