diff --git a/CHANGELOG b/CHANGELOG
index 288300b..7e3b996 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,4 +1,4 @@
-Version 0.8.4 prerelease (2009.05.08):
+Version 0.8.4 (2009.05.08):
     * fixed:   UInt::DivInt() didn't check whether the divisor is zero
                there was a hardware interruption when the divisor was zero
                (now the method returns one)
diff --git a/ttmath/ttmathtypes.h b/ttmath/ttmathtypes.h
index 0b9ed76..1a87845 100644
--- a/ttmath/ttmathtypes.h
+++ b/ttmath/ttmathtypes.h
@@ -65,7 +65,7 @@
 #define TTMATH_MAJOR_VER		0
 #define TTMATH_MINOR_VER		8
 #define TTMATH_REVISION_VER		4
-#define TTMATH_PRERELEASE_VER	1
+#define TTMATH_PRERELEASE_VER	0
 
 
 /*!