diff --git a/localrefs.bib b/localrefs.bib
index 5c68727..219d689 100644
--- a/localrefs.bib
+++ b/localrefs.bib
@@ -43,7 +43,7 @@ @misc{std:UCDMAINT-PR
         Url = {http://www.ivoa.net/documents/UCDlistMaintenance/},
         Year = {2019},
 }
-@ARTICLE{2002A&A...395.1077C,
+@ARTICLE{2002A_A...395.1077C,
        author = {{Calabretta}, M.~R. and {Greisen}, E.~W.},
         title = "{Representations of celestial coordinates in FITS}",
       journal = {\aap},