diff --git a/Cargo.toml b/Cargo.toml
index 68ce41c644..37ad4b379f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -372,7 +372,6 @@ almost_complete_range = "allow"
 arc_with_non_send_sync = "allow"
 await_holding_lock = "allow"
 borrowed_box = "allow"
-cast_abs_to_unsigned = "allow"
 derive_ord_xor_partial_ord = "allow"
 eq_op = "allow"
 let_underscore_future = "allow"
diff --git a/crates/terminal/src/mappings/mouse.rs b/crates/terminal/src/mappings/mouse.rs
index 2d00431cad..592591d8b7 100644
--- a/crates/terminal/src/mappings/mouse.rs
+++ b/crates/terminal/src/mappings/mouse.rs
@@ -107,7 +107,7 @@ pub fn scroll_report(
 pub fn alt_scroll(scroll_lines: i32) -> Vec<u8> {
     let cmd = if scroll_lines > 0 { b'A' } else { b'B' };
 
-    let mut content = Vec::with_capacity(scroll_lines.abs() as usize * 3);
+    let mut content = Vec::with_capacity(scroll_lines.unsigned_abs() as usize * 3);
     for _ in 0..scroll_lines.abs() {
         content.push(0x1b);
         content.push(b'O');