diff --git a/pub/src/coord.cpp b/pub/src/coord.cpp
index 4d97360eec52a334c2071200900eb8ecab4e7406..bcbf8161260c1993ceba7ae143095e5cb9046060 100644
--- a/pub/src/coord.cpp
+++ b/pub/src/coord.cpp
@@ -140,6 +140,8 @@ string CCoord::to_a01() const
     return name + "\t" + unit;
 }
 
+//! Parse old a01 format.
+
 string CCoord::load_a01(string in)
 {
     string::size_type t1, t2;