diff --git a/crates/anvil/src/eth/api.rs b/crates/anvil/src/eth/api.rs
index d7f875c4fa72..313ecfb4efb9 100644
--- a/crates/anvil/src/eth/api.rs
+++ b/crates/anvil/src/eth/api.rs
@@ -805,7 +805,7 @@ impl EthApi {
         node_info!("eth_signTransaction");
 
         let from = request.from.map(Ok).unwrap_or_else(|| {
-            self.accounts()?.get(0).cloned().ok_or(BlockchainError::NoSignerAvailable)
+            self.accounts()?.first().cloned().ok_or(BlockchainError::NoSignerAvailable)
         })?;
 
         let (nonce, _) = self.request_nonce(&request, from).await?;
@@ -824,7 +824,7 @@ impl EthApi {
         node_info!("eth_sendTransaction");
 
         let from = request.from.map(Ok).unwrap_or_else(|| {
-            self.accounts()?.get(0).cloned().ok_or(BlockchainError::NoSignerAvailable)
+            self.accounts()?.first().cloned().ok_or(BlockchainError::NoSignerAvailable)
         })?;
 
         let (nonce, on_chain_nonce) = self.request_nonce(&request, from).await?;
diff --git a/crates/cast/bin/main.rs b/crates/cast/bin/main.rs
index 8949f5c877ca..b2ac3a66716d 100644
--- a/crates/cast/bin/main.rs
+++ b/crates/cast/bin/main.rs
@@ -358,7 +358,7 @@ async fn main() -> Result<()> {
 
             let sig = match sigs.len() {
                 0 => eyre::bail!("No signatures found"),
-                1 => sigs.get(0).unwrap(),
+                1 => sigs.first().unwrap(),
                 _ => {
                     let i: usize = prompt!("Select a function signature by number: ")?;
                     sigs.get(i - 1).ok_or_else(|| eyre::eyre!("Invalid signature index"))?
diff --git a/crates/cheatcodes/src/impls/test/expect.rs b/crates/cheatcodes/src/impls/test/expect.rs
index 1551440f5ec0..218fdd1b9c7e 100644
--- a/crates/cheatcodes/src/impls/test/expect.rs
+++ b/crates/cheatcodes/src/impls/test/expect.rs
@@ -395,8 +395,8 @@ pub(crate) fn handle_expect_emit(
         return
     };
 
-    let expected_topic_0 = expected.topics().get(0);
-    let log_topic_0 = topics.get(0);
+    let expected_topic_0 = expected.topics().first();
+    let log_topic_0 = topics.first();
 
     if expected_topic_0
         .zip(log_topic_0)
diff --git a/crates/doc/src/parser/mod.rs b/crates/doc/src/parser/mod.rs
index 5a57535d5c58..4b3e99ce13b0 100644
--- a/crates/doc/src/parser/mod.rs
+++ b/crates/doc/src/parser/mod.rs
@@ -272,7 +272,7 @@ mod tests {
         );
         assert_eq!(items.len(), 3);
 
-        let first_item = items.get(0).unwrap();
+        let first_item = items.first().unwrap();
         assert!(matches!(first_item.source, ParseSource::Contract(_)));
         assert_eq!(first_item.source.ident(), "A");
 
@@ -309,7 +309,7 @@ mod tests {
 
         assert_eq!(items.len(), 2);
 
-        let event = items.get(0).unwrap();
+        let event = items.first().unwrap();
         assert!(event.comments.is_empty());
         assert!(event.children.is_empty());
         assert_eq!(event.source.ident(), "TopLevelEvent");
diff --git a/crates/evm/src/executor/inspector/cheatcodes/expect.rs b/crates/evm/src/executor/inspector/cheatcodes/expect.rs
index 51ff72f91978..a14344a92e96 100644
--- a/crates/evm/src/executor/inspector/cheatcodes/expect.rs
+++ b/crates/evm/src/executor/inspector/cheatcodes/expect.rs
@@ -153,8 +153,8 @@ pub fn handle_expect_emit(state: &mut Cheatcodes, log: RawLog, address: &Address
 
     match event_to_fill_or_check.log {
         Some(ref expected) => {
-            let expected_topic_0 = expected.topics().get(0);
-            let log_topic_0 = log.topics().get(0);
+            let expected_topic_0 = expected.topics().first();
+            let log_topic_0 = log.topics().first();
 
             // same topic0 and equal number of topics should be verified further, others are a no
             // match
diff --git a/crates/forge/bin/cmd/script/cmd.rs b/crates/forge/bin/cmd/script/cmd.rs
index 77cd60e7837a..556422f4f86b 100644
--- a/crates/forge/bin/cmd/script/cmd.rs
+++ b/crates/forge/bin/cmd/script/cmd.rs
@@ -352,7 +352,7 @@ impl ScriptArgs {
         }
         if let Some(wallets) = self.wallets.private_keys()? {
             if wallets.len() == 1 {
-                script_config.evm_opts.sender = wallets.get(0).unwrap().address().to_alloy()
+                script_config.evm_opts.sender = wallets.first().unwrap().address().to_alloy()
             }
         }
         Ok(())
diff --git a/crates/forge/bin/cmd/test/mod.rs b/crates/forge/bin/cmd/test/mod.rs
index 3c0e55c0dfdd..21f0ddf04427 100644
--- a/crates/forge/bin/cmd/test/mod.rs
+++ b/crates/forge/bin/cmd/test/mod.rs
@@ -218,7 +218,7 @@ impl TestArgs {
             }
             let test_funcs = runner.get_matching_test_functions(&filter);
             // if we debug a fuzz test, we should not collect data on the first run
-            if !test_funcs.get(0).expect("matching function exists").inputs.is_empty() {
+            if !test_funcs.first().expect("matching function exists").inputs.is_empty() {
                 runner_builder = runner_builder.set_debug(false);
                 runner = runner_builder.clone().build(
                     project_root,