diff --git a/src/ManyArrayList.zig b/src/ManyArrayList.zig
index 4e88d404ebc252c45694ac9de6494ca5061a6445..e546d88627611d495620f4ca5fadf5f75d751005 100644
--- a/src/ManyArrayList.zig
+++ b/src/ManyArrayList.zig
@@ -32,7 +32,7 @@ pub fn ManyArrayList(T: type) type {
             self.lengths.items[n] += slice.len;
         }
 
-        pub fn items(self: *@This(), n: usize) []T {
+        pub fn items(self: *const @This(), n: usize) []T {
             const real_n = extras.sum(usize, self.lengths.items[0..n]);
             const len = self.lengths.items[n];
             return self.list.items[real_n..][0..len];