diff --git a/src/collections/scoped_buffer.rs b/src/collections/scoped_buffer.rs
index 518c889433f8045e9c80d5ce3862414e60c38369..da789984728f3c4796ea46d3715fc91395ab10fd 100644
--- a/src/collections/scoped_buffer.rs
+++ b/src/collections/scoped_buffer.rs
@@ -140,8 +140,8 @@ impl<T: Sized + PartialEq> ScopedSection<T> {
     pub(crate) fn contains(&self, value: &T) -> bool {
         self.check_length();
         let vec = unsafe{&*self.inner};
-        for index in self.start_size..vec.len() {
-            if vec[index] == value {
+        for index in self.start_size as usize..vec.len() {
+            if &vec[index] == value {
                 return true;
             }
         }