1 files changed, 2 insertions, 1 deletions
diff --git a/README b/README
index 75273db54..e09388326 100644
--- a/README
+++ b/README
@@ -428,7 +428,8 @@ For further documentation, see the `pandoc(1)` man page.
     `.ris` (RIS format), `.enl` (EndNote format),
     `.xml` (EndNote XML format), `.wos` (ISI format),
     `.medline` (MEDLINE format), `.copac` (Copac format),
-    or `.json` (citeproc JSON).
+    or `.json` (citeproc JSON).  If you want to use multiple
+    bibliographies, just use this option repeatedly.
 
 `--csl`*=FILE*
 :   specifies [CSL] style to be used in formatting citations and