diff --git a/src/crawl.rs b/src/crawl.rs
index 063d1e0..c907162 100644
--- a/src/crawl.rs
+++ b/src/crawl.rs
@@ -38,7 +38,7 @@ pub async fn crawl(
             Err(e) => {
                 failed_instances += 1;
                 eprintln!("Failed to crawl {}: {}", current_instance.domain, e)
-            },
+            }
         }
     }
 
@@ -89,7 +89,7 @@ async fn fetch_instance_details(domain: &str) -> Result<InstanceDetails, Error>
     let linked_instances = site_info
         .federated_instances
         .map(|f| f.linked)
-        .unwrap_or(vec![]);
+        .unwrap_or_default();
     Ok(InstanceDetails {
         domain: domain.to_owned(),
         name: site_info.site_view.site.name,
diff --git a/src/lib.rs b/src/lib.rs
index 0463f96..bf7e6e8 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -5,5 +5,5 @@ pub mod federated_instances;
 pub mod node_info;
 
 pub const REQUEST_TIMEOUT: Duration = Duration::from_secs(10);
-pub const DEFAULT_START_INSTANCES: &'static str = "lemmy.ml";
-pub const DEFAULT_MAX_CRAWL_DEPTH: &'static str = "1";
+pub const DEFAULT_START_INSTANCES: &str = "lemmy.ml";
+pub const DEFAULT_MAX_CRAWL_DEPTH: &str = "1";
diff --git a/src/main.rs b/src/main.rs
index 4c16c2b..7bd0f93 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -18,10 +18,10 @@ pub async fn main() -> Result<(), Error> {
                 .takes_value(true),
         )
         .get_matches();
-    let trusted_instances: Vec<String> = matches
+    let start_instances: Vec<String> = matches
         .value_of("start-instances")
         .unwrap_or(DEFAULT_START_INSTANCES)
-        .split(",")
+        .split(',')
         .map(|s| s.to_string())
         .collect();
     let max_crawl_depth: i32 = matches
@@ -29,8 +29,6 @@ pub async fn main() -> Result<(), Error> {
         .unwrap_or(DEFAULT_MAX_CRAWL_DEPTH)
         .parse()?;
 
-    let start_instances = trusted_instances.iter().map(|s| s.to_string()).collect();
-
     eprintln!("Crawling...");
     let (instance_details, failed_instances) = crawl(start_instances, max_crawl_depth).await?;
     let total_stats = aggregate(instance_details, failed_instances);