diff --git a/src/mfvi.rs b/src/mfvi.rs
index 474aea1..346ac8b 100644
--- a/src/mfvi.rs
+++ b/src/mfvi.rs
@@ -7,8 +7,8 @@ pub fn replace_chars(input: &str) -> String {
     let trs: Vec<Translation<'_>> = input
         .lines()
         .filter_map(|line| {
-            line.strip_prefix("#REPLACE ")
-                .and_then(|l| l.rsplit_once(' '))
+            line.strip_prefix("#REPLACE")
+                .and_then(|l| l.trim().rsplit_once(' '))
                 .and_then(|(first, second)| {
                     let length = std::cmp::min(first.len(), second.len());
                     Some(Translation {