From b6b9971c23448aadc3b046a21fb4d22a1c6c46be Mon Sep 17 00:00:00 2001
From: Cijo Thomas <cijo.thomas@gmail.com>
Date: Sat, 2 Aug 2025 13:03:49 -0700
Subject: [PATCH] fix: Change user-agent in OTLP Exporter to match spec

---
 opentelemetry-otlp/src/exporter/mod.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/opentelemetry-otlp/src/exporter/mod.rs b/opentelemetry-otlp/src/exporter/mod.rs
index 51af6f37a5..4ad7107b9a 100644
--- a/opentelemetry-otlp/src/exporter/mod.rs
+++ b/opentelemetry-otlp/src/exporter/mod.rs
@@ -185,7 +185,7 @@ fn default_headers() -> std::collections::HashMap<String, String> {
     let mut headers = std::collections::HashMap::new();
     headers.insert(
         "User-Agent".to_string(),
-        format!("OTel OTLP Exporter Rust/{}", env!("CARGO_PKG_VERSION")),
+        format!("OTel-OTLP-Exporter-Rust/{}", env!("CARGO_PKG_VERSION")),
     );
     headers
 }