diff --git a/Makefile.in b/Makefile.in
index b2611439..1f78712f 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -1,6 +1,6 @@
 export RUSTC = rustc
 RUSTDOC = rustdoc
-export RUSTFLAGS = -O -Z debug-info
+export RUSTFLAGS = -O -Z extra-debug-info
 BUILDDIR = build
 INSTALL_DIR = %PREFIX%
 
diff --git a/src/error.rs b/src/error.rs
index 11db2461..406fedbf 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -495,6 +495,7 @@ impl PostgresDbError {
     }
 }
 
+/// An error encountered when communicating with the Postgres server
 #[deriving(ToStr)]
 pub enum PostgresError {
     /// An error reported by the Postgres server