diff --git a/src/lib.rs b/src/lib.rs
index a9b2e6d..a999c01 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1202,10 +1202,6 @@ impl<T: Debug + PrimInt> Iterator for IterSetBits<'_, T> {
         None
     }
 
-    fn size_hint(&self) -> (usize, Option<usize>) {
-        self.range.size_hint()
-    }
-
     fn count(self) -> usize {
         self.vob.count_set_bits(self.range)
     }
@@ -1286,10 +1282,6 @@ impl<T: Debug + PrimInt> Iterator for IterUnsetBits<'_, T> {
         None
     }
 
-    fn size_hint(&self) -> (usize, Option<usize>) {
-        self.range.size_hint()
-    }
-
     fn count(self) -> usize {
         // This arithmetic is safe because (self.range.end - self.range.start) is the total number of bits,
         // and self.vob.count_set_bits() always returns a value less than or equal to that.