diff --git a/parser/src/rev_mapper/grammar.pest b/parser/src/rev_mapper/grammar.pest
index 7ef6582..93e4aab 100644
--- a/parser/src/rev_mapper/grammar.pest
+++ b/parser/src/rev_mapper/grammar.pest
@@ -2,9 +2,7 @@ WHITESPACE = _{ " " | "\t" | "\r" | "\n" }
 
 integer = @{ ASCII_DIGIT+ }
 
-next_line = { "+" }
-
-map = { "/*" ~ integer ~ ":" ~ integer ~ next_line? ~ "*/" }
+map = { "/*" ~ integer ~ ":" ~ integer ~ "*/" }
 
 non_map = { (!map ~ ANY)+ }
 
diff --git a/parser/src/rev_mapper/mod.rs b/parser/src/rev_mapper/mod.rs
index ff9fbcf..3e7a4d0 100644
--- a/parser/src/rev_mapper/mod.rs
+++ b/parser/src/rev_mapper/mod.rs
@@ -32,17 +32,7 @@ pub fn get_mapping(input: &str) -> HashSet<(RustMap, MistMap)> {
                 inner.next().unwrap().as_str().parse().unwrap(),
             );
 
-            mapping.insert((
-                RustMap(rs.0, rs.1),
-                MistMap(
-                    if inner.next().is_some() {
-                        line
-                    } else {
-                        line - 1
-                    },
-                    col,
-                ),
-            ));
+            mapping.insert((RustMap(rs.0, rs.1), MistMap(line, col)));
         }
     }
 
diff --git a/src/builder.rs b/src/builder.rs
index 57e5a89..bd415f1 100644
--- a/src/builder.rs
+++ b/src/builder.rs
@@ -131,7 +131,7 @@ pub fn print_diagnostics(diagnostics: &Vec<MistDiagnostic>) {
                 println!(
                     "\n{}:{}:{}\n \x1b[31mError\x1b[0m: {}\n\t{}",
                     msg.file_name,
-                    msg.line + 1,
+                    msg.line,
                     msg.column,
                     msg.message,
                     line.unwrap_or_default(),
@@ -144,7 +144,7 @@ pub fn print_diagnostics(diagnostics: &Vec<MistDiagnostic>) {
                 println!(
                     "\n{}:{}:{}\n \x1b[33mWarning\x1b[0m: {}\n\t{}",
                     msg.file_name,
-                    msg.line + 1,
+                    msg.line,
                     msg.column,
                     msg.message,
                     line.unwrap_or_default(),