diff --git a/rust/cubestore/README.md b/rust/cubestore/README.md
index 42e595aca73e6..0aa4eaf38a470 100644
--- a/rust/cubestore/README.md
+++ b/rust/cubestore/README.md
@@ -153,7 +153,7 @@ exclude this from your PR!)
 ```
 
 [patch.'https://github.com/cube-js/arrow-rs']
-arquet = { path = "../../../arrow-rs/parquet" }
+parquet = { path = "../../../arrow-rs/parquet" }
 arrow = { path = "../../../arrow-rs/arrow" }
 
 [patch.'https://github.com/cube-js/arrow-datafusion']
diff --git a/rust/cubestore/cubehll/src/instance.rs b/rust/cubestore/cubehll/src/instance.rs
index 9302f9505b943..d561cb1f0fa68 100644
--- a/rust/cubestore/cubehll/src/instance.rs
+++ b/rust/cubestore/cubehll/src/instance.rs
@@ -201,7 +201,7 @@ impl HllInstance {
                 let mut values = Vec::with_capacity(num_hashes);
                 let mut data = Cursor::new(data);
                 let maxval = (1 << reg_width) as u32 - 1;
-                while !data.is_empty() {
+                while data.position() < data.get_ref().len() as u64 {
                     let hash = data.read_u64::<BigEndian>().unwrap();
                     let ind = hash & mask;
                     let val = hash >> log_num_buckets;
diff --git a/rust/cubestore/cubehll/src/lib.rs b/rust/cubestore/cubehll/src/lib.rs
index 90eb84b584f69..69424aa1a3069 100644
--- a/rust/cubestore/cubehll/src/lib.rs
+++ b/rust/cubestore/cubehll/src/lib.rs
@@ -1,4 +1,3 @@
-#![feature(cursor_remaining)]
 /*
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.