diff --git a/compiler/rustc_hir/src/attrs/pretty_printing.rs b/compiler/rustc_hir/src/attrs/pretty_printing.rs
index d13cd3fd1dab0..ea86dfbd9c80e 100644
--- a/compiler/rustc_hir/src/attrs/pretty_printing.rs
+++ b/compiler/rustc_hir/src/attrs/pretty_printing.rs
@@ -26,16 +26,6 @@ pub trait PrintAttribute {
     fn print_attribute(&self, p: &mut Printer);
 }
 
-impl PrintAttribute for u128 {
-    fn should_render(&self) -> bool {
-        true
-    }
-
-    fn print_attribute(&self, p: &mut Printer) {
-        p.word(self.to_string())
-    }
-}
-
 impl<T: PrintAttribute> PrintAttribute for &T {
     fn should_render(&self) -> bool {
         T::should_render(self)
@@ -148,7 +138,7 @@ macro_rules! print_tup {
 
 print_tup!(A B C D E F G H);
 print_skip!(Span, (), ErrorGuaranteed);
-print_disp!(u16, bool, NonZero<u32>, Limit);
+print_disp!(u16, u128, bool, NonZero<u32>, Limit);
 print_debug!(
     Symbol,
     Ident,