diff --git a/blahd/src/middleware.rs b/blahd/src/middleware.rs
index a60bbf9..0a6cf7b 100644
--- a/blahd/src/middleware.rs
+++ b/blahd/src/middleware.rs
@@ -62,6 +62,7 @@ macro_rules! define_from_deser_rejection {
         $(
             impl From<$ty> for ApiError {
                 fn from(rej: $ty) -> Self {
+                    tracing::debug!(?rej, "rejected");
                     error_response!(
                         StatusCode::BAD_REQUEST,
                         "deserialization",
diff --git a/blahd/tests/basic.rs b/blahd/tests/basic.rs
index f7b2712..439d9de 100644
--- a/blahd/tests/basic.rs
+++ b/blahd/tests/basic.rs
@@ -102,6 +102,8 @@ impl Server {
 
 #[fixture]
 fn server() -> Server {
+    let _ = tracing_subscriber::fmt::try_init();
+
     let mut conn = Connection::open_in_memory().unwrap();
     Database::maybe_init(&mut conn).unwrap();
     conn.execute(
diff --git a/shell.nix b/shell.nix
index a76cbef..8d8c70e 100644
--- a/shell.nix
+++ b/shell.nix
@@ -3,5 +3,5 @@ mkShell {
   nativeBuildInputs = [ pkg-config sqlite-interactive ];
   buildInputs = [ openssl.dev sqlite.dev ];
 
-  env.RUST_LOG = "debug";
+  env.RUST_LOG = "blahd=debug,blahctl=debug";
 }