diff --git a/src/main.rs b/src/main.rs
index f5c333e..dda0d02 100755
--- a/src/main.rs
+++ b/src/main.rs
@@ -273,7 +273,7 @@ fn servers(ctx: &mut Context, message: &Message) -> CommandResult {
     let cache = ctx.cache.read();
     for (index, guild_lock) in cache.guilds.values().enumerate() {
         let guild = guild_lock.read();
-        list.push_str(&format!("{}: {}\n", index, guild.name));
+        list += &format!("{}: {}\n", index, guild.name);
     }
     let _ = message
         .channel_id
@@ -434,7 +434,7 @@ fn bottom_rng(ctx: &mut Context, message: &Message, mut args: Args) -> CommandRe
         messages.retain(|v| v.author != message.mentions[0]);
         let mut input = String::new();
         for msg in messages {
-            input.push_str(&format!("{} ", msg.content));
+            input += &format!("{} ", msg.content);
         }
         let result: u64 = StdRng::seed_from_u64(calculate_hash(&input)).gen_range(0, 100);
         let _ = message.channel_id.send_message(&ctx.http, |m| {
@@ -475,7 +475,7 @@ fn ship(ctx: &mut Context, message: &Message, args: Args) -> CommandResult {
         _ => {
             let mut first_halves = String::new();
             for name in &names[0..names.len() - 1] {
-                first_halves.push_str(&name[0..name.len() / 2]);
+                first_halves += &name[0..name.len() / 2];
             }
             let first_halves = first_halves.as_str();
             let last_half = &names[names.len() - 1][(names.len() / 2) + 1..];