diff --git a/bibs/header.bib b/bibs/header.bib
index a0c7874..9210d46 100644
--- a/bibs/header.bib
+++ b/bibs/header.bib
@@ -550,7 +550,7 @@
 @STRING{nsdi19      = nsdi # ", Boston, Massachusetts"}
 @STRING{nsdi20      = nsdi # ", Santa Clara, California"}
 @STRING{nsdi21      = nsdi}
-@STRING{nsdi20      = nsdi # ", Providence, Rhode Island"}
+@STRING{nsdi27      = nsdi # ", Providence, Rhode Island"}
 
 % ----
 @STRING{sosr        = "{ACM} {SIGCOMM} Symposium on SDN Research ({SOSR})"}