diff --git a/src/logs.rs b/src/logs.rs
index 1ffd3e0..2727784 100644
--- a/src/logs.rs
+++ b/src/logs.rs
@@ -1,10 +1,17 @@
 use env_logger::{Builder, Env, Target};
+use std::io::Write;
 
 pub fn init_log_system() {
-	let env = Env::new()
-		.filter_or(crate::LOG_LEVEL_ENV_VAR, "warn")
-		.write_style_or(crate::LOG_STYLE_ENV_VAR, "never");
+	let env = Env::new().filter_or(crate::LOG_LEVEL_ENV_VAR, "warn");
 	let mut builder = Builder::from_env(env);
+	builder.format(|buf, record| {
+		writeln!(
+			buf,
+			"{}: {}",
+			record.level().to_string().to_lowercase(),
+			record.args()
+		)
+	});
 	builder.target(Target::Stderr);
 	builder.init();
 }
diff --git a/src/main.rs b/src/main.rs
index 028e8ea..aba6272 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -11,7 +11,6 @@ use stdin_reader::StdinReader;
 
 const DEFAULT_BUFF_SIZE: usize = 1024;
 const LOG_LEVEL_ENV_VAR: &str = "OPENSMTPD_FILTER_DKIMOUT_LOG_LEVEL";
-const LOG_STYLE_ENV_VAR: &str = "OPENSMTPD_FILTER_DKIMOUT_LOG_STYLE";
 
 #[macro_export]
 macro_rules! display_bytes {