diff --git a/version.h b/version.h
index a2d9f0cd95..071223ef68 100644
--- a/version.h
+++ b/version.h
@@ -1,14 +1,14 @@
 #define RUBY_VERSION "1.8.3"
-#define RUBY_RELEASE_DATE "2005-08-20"
+#define RUBY_RELEASE_DATE "2005-08-21"
 #define RUBY_VERSION_CODE 183
-#define RUBY_RELEASE_CODE 20050820
+#define RUBY_RELEASE_CODE 20050821
 
 #define RUBY_VERSION_MAJOR 1
 #define RUBY_VERSION_MINOR 8
 #define RUBY_VERSION_TEENY 3
 #define RUBY_RELEASE_YEAR 2005
 #define RUBY_RELEASE_MONTH 8
-#define RUBY_RELEASE_DAY 20
+#define RUBY_RELEASE_DAY 21
 
 RUBY_EXTERN const char ruby_version[];
 RUBY_EXTERN const char ruby_release_date[];