diff --git a/src/release.rs b/src/release.rs
index 4c6a9b8..4d0bf56 100644
--- a/src/release.rs
+++ b/src/release.rs
@@ -1,6 +1,8 @@
 use color_eyre::Result;
-use std::fs::read_to_string;
-use std::io;
+use std::{
+    fs::File,
+    io::{self, Read},
+};
 
 pub fn get_system_info() -> nix::Result<String> {
     let utsname = nix::sys::utsname::uname()?;
@@ -13,7 +15,9 @@ pub fn get_system_info() -> nix::Result<String> {
 }
 
 pub fn get_os_pretty_name() -> Result<String, io::Error> {
-    let os_release_content = read_to_string("/etc/os-release")?;
+    let mut os_release_content = String::with_capacity(1024);
+    File::open("/etc/os-release")?.read_to_string(&mut os_release_content)?;
+
     let pretty_name = os_release_content
         .lines()
         .find(|line| line.starts_with("PRETTY_NAME="))
diff --git a/src/system.rs b/src/system.rs
index 56a1ebe..f40dba5 100644
--- a/src/system.rs
+++ b/src/system.rs
@@ -1,8 +1,11 @@
 use color_eyre::Result;
 use nix::sys::statvfs::statvfs;
 
-use std::env;
-use std::io::{self};
+use std::{
+    env,
+    fs::File,
+    io::{self, Read},
+};
 
 use crate::colors::{CYAN, GREEN, RED, RESET, YELLOW};
 
@@ -45,7 +48,10 @@ pub fn get_memory_usage() -> Result<String, io::Error> {
         let mut total_memory_kb = 0.0;
         let mut available_memory_kb = 0.0;
 
-        for line in std::fs::read_to_string("/proc/meminfo")?.lines() {
+        let mut meminfo = String::with_capacity(2048);
+        File::open("/proc/meminfo")?.read_to_string(&mut meminfo)?;
+
+        for line in meminfo.lines() {
             let mut split = line.split_whitespace();
             let key = split.next().unwrap_or("");