diff --git a/lib/relnotes.js b/lib/relnotes.js
index 7f768a6..d9a45b4 100644
--- a/lib/relnotes.js
+++ b/lib/relnotes.js
@@ -26,7 +26,7 @@ function generate(git, version, baseVersion, cb) {
   output += util.format('%s.%s.%s, Version %s (%s)\n',
                         date.getUTCFullYear(),
                         pad(date.getUTCMonth() + 1, 2, '0'),
-                        pad(date.getUTCDate() + 1, 2, '0'),
+                        pad(date.getUTCDate(), 2, '0'),
                         ver.format(version).slice(1),
                         (version.suffix.length != 0 ? 'Pre-release' : 'Stable'));