diff --git a/configure.ac b/configure.ac
index 25565615fdf57a38ee35efdbc53b9077f2ef4f46..846924727d032be4f6ea8389fbfba1e6a27cc205 100644
--- a/configure.ac
+++ b/configure.ac
@@ -13,10 +13,10 @@ dnl
 # see what flags are available. (Better yet, read the documentation!)
 #
 
-AC_INIT([The Glorious Glasgow Haskell Compilation System], [8.6.2], [glasgow-haskell-bugs@haskell.org], [ghc-AC_PACKAGE_VERSION])
+AC_INIT([The Glorious Glasgow Haskell Compilation System], [8.6.3], [glasgow-haskell-bugs@haskell.org], [ghc-AC_PACKAGE_VERSION])
 
 # Set this to YES for a released version, otherwise NO
-: ${RELEASE=NO}
+: ${RELEASE=YES}
 
 # The primary version (e.g. 7.5, 7.4.1) is set in the AC_INIT line
 # above.  If this is not a released version, then we will append the