diff --git a/src/parser.rs b/src/parser.rs
index e998462d6..98da941cc 100644
--- a/src/parser.rs
+++ b/src/parser.rs
@@ -10,7 +10,7 @@ use std::path::Path;
 use std::str;
 use std::sync::Arc;
 
-use log::error;
+use log::{error, warn};
 
 use quick_xml::encoding::Decoder;
 use quick_xml::events::attributes::AttrError;
@@ -266,7 +266,7 @@ pub fn parse_lcov(
                             .map(|&c| c as char)
                             .collect();
                         if !duplicated_error_logged && cur_functions.contains_key(&f_name) {
-                            error!(
+                            warn!(
                                 "FN '{}' duplicated for '{}' in a lcov file",
                                 f_name,
                                 cur_file.as_ref().unwrap()