diff --git a/README.md b/README.md
index 05147a7..acbaef0 100644
--- a/README.md
+++ b/README.md
@@ -30,7 +30,7 @@
 A BibTeX entry for LaTeX users is:
 
 ```
-  @Manual{,
+  @Manual{posterdown,
     title = {posterdown: An R Package},
     author = {W. Brent Thorne},
     year = {2019},