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-rw-r--r--tvix/glue/src/fetchers/mod.rs7
1 files changed, 6 insertions, 1 deletions
diff --git a/tvix/glue/src/fetchers/mod.rs b/tvix/glue/src/fetchers/mod.rs
index 8dd4fe8439fe..035e9f11a8a7 100644
--- a/tvix/glue/src/fetchers/mod.rs
+++ b/tvix/glue/src/fetchers/mod.rs
@@ -178,6 +178,8 @@ pub struct Fetcher<BS, DS, PS, NS> {
     nar_calculation_service: NS,
 }
 
+const USER_AGENT: &str = concat!("Tvix/", env!("CARGO_PKG_VERSION"));
+
 impl<BS, DS, PS, NS> Fetcher<BS, DS, PS, NS> {
     pub fn new(
         blob_service: BS,
@@ -186,7 +188,10 @@ impl<BS, DS, PS, NS> Fetcher<BS, DS, PS, NS> {
         nar_calculation_service: NS,
     ) -> Self {
         Self {
-            http_client: reqwest::Client::new(),
+            http_client: reqwest::Client::builder()
+                .user_agent(USER_AGENT)
+                .build()
+                .expect("Client::new()"),
             blob_service,
             directory_service,
             path_info_service,