diff --git a/library/core/src/num/diy_float.rs b/library/core/src/num/diy_float.rs
index 0a609417dcf..ce7f6475d05 100644
--- a/library/core/src/num/diy_float.rs
+++ b/library/core/src/num/diy_float.rs
@@ -65,7 +65,7 @@ pub fn normalize(&self) -> Fp {
             f <<= 1;
             e -= 1;
         }
-        debug_assert!(f >= (1 >> 63));
+        debug_assert!(f >= (1 << 63));
         Fp { f, e }
     }