diff --git a/library/core/src/num/uint_macros.rs b/library/core/src/num/uint_macros.rs
index 079032f2f96d4..9cadbd47ab6a5 100644
--- a/library/core/src/num/uint_macros.rs
+++ b/library/core/src/num/uint_macros.rs
@@ -2572,7 +2572,7 @@ macro_rules! uint_impl {
             if size_of::<Self>() == 1 {
                 // Trick LLVM into generating the psadbw instruction when SSE2
                 // is available and this function is autovectorized for u8's.
-                (self as i32).wrapping_sub(other as i32).abs() as Self
+                (self as i32).wrapping_sub(other as i32).unsigned_abs() as Self
             } else {
                 if self < other {
                     other - self