1 files changed, 2 insertions, 0 deletions

diff --git a/lisp/textmodes/reftex.el b/lisp/textmodes/reftex.el
index 7fed4d0d021..ae8f94fd063 100644
--- a/lisp/textmodes/reftex.el
+++ b/lisp/textmodes/reftex.el
@@ -2256,6 +2256,8 @@ IGNORE-WORDS List of words which should be removed from the string."
     (define-key reftex-mode-map [(shift mouse-2)]
       'reftex-mouse-view-crossref)))
 
+(defvar bibtex-mode-map)
+
 ;; Bind `reftex-view-crossref-from-bibtex' in BibTeX mode map
 (eval-after-load
  "bibtex"