diff --git a/beacon_node/eth2-libp2p/Cargo.toml b/beacon_node/eth2-libp2p/Cargo.toml
index 92c2c80d44..caa5b28e43 100644
--- a/beacon_node/eth2-libp2p/Cargo.toml
+++ b/beacon_node/eth2-libp2p/Cargo.toml
@@ -7,8 +7,8 @@ edition = "2018"
 [dependencies]
 clap = "2.32.0"
 #SigP repository 
-libp2p =  { git = "https://github.com/SigP/rust-libp2p", rev = "a6ae26225bf1ef154f8c61a0e5391898ba038948" }
-enr =  { git = "https://github.com/SigP/rust-libp2p/", rev = "a6ae26225bf1ef154f8c61a0e5391898ba038948", features = ["serde"] }
+libp2p =  { git = "https://github.com/SigP/rust-libp2p", rev = "61036890d574f5b46573952b20def2baafd6a6e9" }
+enr =  { git = "https://github.com/SigP/rust-libp2p/", rev = "61036890d574f5b46573952b20def2baafd6a6e9", features = ["serde"] }
 types = { path =  "../../eth2/types" }
 serde = "1.0"
 serde_derive = "1.0"
diff --git a/beacon_node/eth2-libp2p/src/discovery.rs b/beacon_node/eth2-libp2p/src/discovery.rs
index 1bbbb16fea..4a8aba2b1b 100644
--- a/beacon_node/eth2-libp2p/src/discovery.rs
+++ b/beacon_node/eth2-libp2p/src/discovery.rs
@@ -305,7 +305,7 @@ fn load_enr(
                                 && enr.tcp() == Some(config.libp2p_port)
                                 && enr.udp() == Some(config.discovery_port)
                             {
-                                debug!(log, "ENR loaded from file"; "File" => format!("{:?}", enr_f));
+                                debug!(log, "ENR loaded from file"; "file" => format!("{:?}", enr_f));
                                 // the stored ENR has the same configuration, use it
                                 return Ok(enr);
                             }
@@ -315,11 +315,11 @@ fn load_enr(
                             local_enr.set_seq(new_seq_no, local_key).map_err(|e| {
                                 format!("Could not update ENR sequence number: {:?}", e)
                             })?;
-                            debug!(log, "ENR sequence number increased"; "Seq" =>  new_seq_no);
+                            debug!(log, "ENR sequence number increased"; "seq" =>  new_seq_no);
                         }
                     }
                     Err(e) => {
-                        warn!(log, "ENR from file could not be decoded"; "Error" => format!("{:?}", e));
+                        warn!(log, "ENR from file could not be decoded"; "error" => format!("{:?}", e));
                     }
                 }
             }
@@ -342,7 +342,7 @@ fn save_enr_to_disc(dir: &Path, enr: &Enr, log: &slog::Logger) {
         Err(e) => {
             warn!(
                 log,
-                "Could not write ENR to file"; "File" => format!("{:?}{:?}",dir, ENR_FILENAME),  "Error" => format!("{}", e)
+                "Could not write ENR to file"; "file" => format!("{:?}{:?}",dir, ENR_FILENAME),  "error" => format!("{}", e)
             );
         }
     }
diff --git a/beacon_node/eth2-libp2p/src/service.rs b/beacon_node/eth2-libp2p/src/service.rs
index d0324f6b8e..34781927ca 100644
--- a/beacon_node/eth2-libp2p/src/service.rs
+++ b/beacon_node/eth2-libp2p/src/service.rs
@@ -66,7 +66,7 @@ impl Service {
             Ok(_) => {
                 let mut log_address = listen_multiaddr;
                 log_address.push(Protocol::P2p(local_peer_id.clone().into()));
-                info!(log, "Listening established"; "Address" => format!("{}", log_address));
+                info!(log, "Listening established"; "address" => format!("{}", log_address));
             }
             Err(err) => {
                 crit!(
@@ -82,10 +82,10 @@ impl Service {
         // attempt to connect to user-input libp2p nodes
         for multiaddr in config.libp2p_nodes {
             match Swarm::dial_addr(&mut swarm, multiaddr.clone()) {
-                Ok(()) => debug!(log, "Dialing libp2p peer"; "Address" => format!("{}", multiaddr)),
+                Ok(()) => debug!(log, "Dialing libp2p peer"; "address" => format!("{}", multiaddr)),
                 Err(err) => debug!(
                     log,
-                    "Could not connect to peer"; "Address" => format!("{}", multiaddr), "Error" => format!("{:?}", err)
+                    "Could not connect to peer"; "address" => format!("{}", multiaddr), "Error" => format!("{:?}", err)
                 ),
             };
         }
@@ -122,13 +122,13 @@ impl Service {
         let mut subscribed_topics = vec![];
         for topic in topics {
             if swarm.subscribe(topic.clone()) {
-                trace!(log, "Subscribed to topic"; "Topic" => format!("{}", topic));
+                trace!(log, "Subscribed to topic"; "topic" => format!("{}", topic));
                 subscribed_topics.push(topic);
             } else {
-                warn!(log, "Could not subscribe to topic"; "Topic" => format!("{}", topic));
+                warn!(log, "Could not subscribe to topic"; "topic" => format!("{}", topic));
             }
         }
-        info!(log, "Subscribed to topics"; "Topics" => format!("{:?}", subscribed_topics.iter().map(|t| format!("{}", t)).collect::<Vec<String>>()));
+        info!(log, "Subscribed to topics"; "topics" => format!("{:?}", subscribed_topics.iter().map(|t| format!("{}", t)).collect::<Vec<String>>()));
 
         Ok(Service {
             local_peer_id,
@@ -268,7 +268,7 @@ fn load_private_key(config: &NetworkConfig, log: &slog::Logger) -> Keypair {
             Err(e) => {
                 warn!(
                     log,
-                    "Could not write node key to file: {:?}. Error: {}", network_key_f, e
+                    "Could not write node key to file: {:?}. error: {}", network_key_f, e
                 );
             }
         }
diff --git a/beacon_node/network/src/sync/simple_sync.rs b/beacon_node/network/src/sync/simple_sync.rs
index 222b4c7fc1..6745ceb628 100644
--- a/beacon_node/network/src/sync/simple_sync.rs
+++ b/beacon_node/network/src/sync/simple_sync.rs
@@ -531,7 +531,6 @@ impl NetworkContext {
             "reason" => format!("{:?}", reason),
             "peer_id" => format!("{:?}", peer_id),
         );
-
         self.send_rpc_request(None, peer_id, RPCRequest::Goodbye(reason))
         // TODO: disconnect peers.
     }
diff --git a/beacon_node/src/main.rs b/beacon_node/src/main.rs
index cf7a7b854d..6ca85bd56a 100644
--- a/beacon_node/src/main.rs
+++ b/beacon_node/src/main.rs
@@ -344,14 +344,7 @@ fn main() {
         _ => unreachable!("guarded by clap"),
     };
 
-    let drain = match matches.occurrences_of("verbosity") {
-        0 => drain.filter_level(Level::Info),
-        1 => drain.filter_level(Level::Debug),
-        2 => drain.filter_level(Level::Trace),
-        _ => drain.filter_level(Level::Trace),
-    };
-
-    let log = slog::Logger::root(drain.fuse(), o!());
+    let mut log = slog::Logger::root(drain.fuse(), o!());
 
     warn!(
         log,