diff --git a/library/core/src/num/int_macros.rs b/library/core/src/num/int_macros.rs
index 982729388c8..ac6cd2711d5 100644
--- a/library/core/src/num/int_macros.rs
+++ b/library/core/src/num/int_macros.rs
@@ -1130,9 +1130,9 @@ pub const fn wrapping_rem_euclid(self, rhs: Self) -> Self {
         /// ```
         #[stable(feature = "num_wrapping", since = "1.2.0")]
         #[rustc_const_stable(feature = "const_int_methods", since = "1.32.0")]
-        #[inline]
+        #[inline(always)]
         pub const fn wrapping_neg(self) -> Self {
-            self.overflowing_neg().0
+            (0 as $SelfT).wrapping_sub(self)
         }
 
         /// Panic-free bitwise shift-left; yields `self << mask(rhs)`, where `mask` removes
diff --git a/library/core/src/num/uint_macros.rs b/library/core/src/num/uint_macros.rs
index ca1b05fdfbe..97f3d17cf08 100644
--- a/library/core/src/num/uint_macros.rs
+++ b/library/core/src/num/uint_macros.rs
@@ -1245,9 +1245,9 @@ pub const fn wrapping_rem_euclid(self, rhs: Self) -> Self {
         /// ```
         #[stable(feature = "num_wrapping", since = "1.2.0")]
         #[rustc_const_stable(feature = "const_wrapping_math", since = "1.32.0")]
-        #[inline]
+        #[inline(always)]
         pub const fn wrapping_neg(self) -> Self {
-            self.overflowing_neg().0
+            (0 as $SelfT).wrapping_sub(self)
         }
 
         /// Panic-free bitwise shift-left; yields `self << mask(rhs)`,