diff --git a/lib/rs/src/protocol/compact.rs b/lib/rs/src/protocol/compact.rs
index c0c4372..8ed4e06 100644
--- a/lib/rs/src/protocol/compact.rs
+++ b/lib/rs/src/protocol/compact.rs
@@ -681,8 +681,6 @@
 #[cfg(test)]
 mod tests {
 
-    use std::i32;
-
     use crate::protocol::{
         TFieldIdentifier, TInputProtocol, TListIdentifier, TMapIdentifier, TMessageIdentifier,
         TMessageType, TOutputProtocol, TSetIdentifier, TStructIdentifier, TType,
@@ -2818,7 +2816,7 @@
         copy_write_buffer_to_read_buffer!(o_prot);
 
         let read_double = i_prot.read_double().unwrap();
-        assert!(read_double - double < std::f64::EPSILON);
+        assert!((read_double - double).abs() < f64::EPSILON);
     }
 
     #[test]
diff --git a/lib/rs/src/transport/framed.rs b/lib/rs/src/transport/framed.rs
index c30ccd9..d8a7448 100644
--- a/lib/rs/src/transport/framed.rs
+++ b/lib/rs/src/transport/framed.rs
@@ -97,7 +97,7 @@
             self.buf.resize(buf_capacity, 0);
 
             self.chan.read_exact(&mut self.buf[..message_size])?;
-            self.cap = message_size as usize;
+            self.cap = message_size;
             self.pos = 0;
         }