diff --git a/lib/fetch/src/lib.rs b/lib/fetch/src/lib.rs
index 9b5c375..406e766 100644
--- a/lib/fetch/src/lib.rs
+++ b/lib/fetch/src/lib.rs
@@ -97,6 +97,7 @@ pub async fn resolve(key: &SigningKey, target: &str) -> reqwest::Result<Value> {
     println!("[resolver]: constructed request {req:#?}");
 
     // hs2019 works with masto
+    println!("[resolver]: using modern config");
     let sig = key.sign(Options::MODERN, &req).expect("signing error");
 
     println!("[resolver]: constructed signature {sig:#?}");
@@ -123,7 +124,8 @@ pub async fn forward(key: &SigningKey, target: &str) -> reqwest::Result<http::Re
         .body(())
         .unwrap();
     // hs2019 works with masto
-    key.sign(Options::LEGACY, &req)
+    println!("[proxy]: using modern config");
+    key.sign(Options::MODERN, &req)
         .expect("signing error")
         .commit(&mut req);
 
diff --git a/lib/fetch/src/signatures.rs b/lib/fetch/src/signatures.rs
index 2dfcf57..17d4782 100644
--- a/lib/fetch/src/signatures.rs
+++ b/lib/fetch/src/signatures.rs
@@ -621,7 +621,7 @@ mod new {
             // Step 2. join each pair together
             .map(|(k, v)| format!("{k}={v}"))
             // Step 3. comma separate everything
-            .intersperse(", ".to_string())
+            .intersperse(",".to_string())
             // Step 4. fold the entire thing into one
             .collect::<String>()
     }