1 files changed, 1 insertions, 1 deletions
diff --git a/src/libnum/bigint.rs b/src/libnum/bigint.rs
index 68cfe061121..39e21cfc486 100644
--- a/src/libnum/bigint.rs
+++ b/src/libnum/bigint.rs
@@ -807,7 +807,7 @@ impl BigUint {
     pub fn bits(&self) -> uint {
         if self.is_zero() { return 0; }
         let zeros = self.data.last().unwrap().leading_zeros();
-        return self.data.len()*BigDigit::bits - (zeros as uint);
+        return self.data.len()*BigDigit::bits - zeros;
     }
 }