diff --git a/src/pb.rs b/src/pb.rs
index 3b883e6..33f1d52 100644
--- a/src/pb.rs
+++ b/src/pb.rs
@@ -69,7 +69,7 @@ impl TryFrom<FirehoseBlock> for Block {
             diff: Some(block.diff.try_into()?),
             height: block.height,
             hash: bd(&block.hash)?,
-            tx_root: block.tx_root.unwrap_or_default().try_into()?,
+            tx_root: block.tx_root.unwrap_or_default().into(),
             txs: block
                 .txs
                 .into_iter()
@@ -88,7 +88,7 @@ impl TryFrom<FirehoseBlock> for Block {
             weave_size: Some(block.weave_size.try_into()?),
             block_size: Some(block.block_size.try_into()?),
             cumulative_diff: Some(block.cumulative_diff.try_into()?),
-            hash_list_merkle: block.hash_list_merkle.unwrap_or_default().try_into()?,
+            hash_list_merkle: block.hash_list_merkle.unwrap_or_default().into(),
             poa: block.poa.and_then(|p| p.try_into().ok()),
         })
     }
diff --git a/src/polling.rs b/src/polling.rs
index 9b64bd4..f4a35e7 100644
--- a/src/polling.rs
+++ b/src/polling.rs
@@ -59,7 +59,7 @@ impl Polling {
             forever,
             latest: 0,
             ptr: 0,
-            quiet: quiet,
+            quiet,
         };
 
         poller.initialize_start_ptr(ptr).await?;
@@ -115,26 +115,26 @@ impl Polling {
 
         self.latest_irreversible_block_num()
             .await
-            .and_then(|live_block| {
+            .map(|live_block| {
                 log::info!(
-                    "start block explicitely provided, starting from live block {}",
+                    "start block explicitly provided, starting from live block {}",
                     live_block
                 );
 
-                Ok(live_block)
+                live_block
             })
     }
 
     async fn start_ptr_from_flag_value(&self, value: &String) -> Result<u64> {
         value
             .parse::<u64>()
-            .and_then(|value| {
+            .map(|value| {
                 log::info!(
-                    "start block explicitely provided, starting from block {}",
+                    "start block explicitly provided, starting from block {}",
                     value
                 );
 
-                Ok(value)
+                value
             })
             .context(format_args!("start {} is not a valid u64 string value", value).to_string())
             .map_err(Into::into)