diff --git a/ChangeLog b/ChangeLog
index a8b54c26ae..7da880af45 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,13 @@
+Mon Apr 25 02:29:07 2016  Rei Odaira  <Rei.Odaira@gmail.com>
+
+	* configure.in: add missing -lm for AIX.
+
+Mon Apr 25 02:29:07 2016  Rei Odaira  <Rei.Odaira@gmail.com>
+
+	* configure.in: don't use the system-provided round(3) on AIX.
+	  In AIX, round(0.49999999999999994) returns 1.0.
+	  Use round() in numeric.c instead.
+
 Sun Apr 24 03:05:47 2016  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* ruby.c: cygwin does not use w32_cmdvector, command line can be
diff --git a/configure.in b/configure.in
index f20871e729..29b63c2401 100644
--- a/configure.in
+++ b/configure.in
@@ -1214,6 +1214,9 @@ main()
 		ac_cv_func_isinf=yes
 		ac_cv_func_isnan=yes
 		],
+[aix*],[	LIBS="-lm $LIBS"
+		ac_cv_func_round=no
+		],
 [nacl], [
   LIBS="-lm $LIBS"
   if test "${nacl_cv_build_variant}" = "newlib"; then
diff --git a/version.h b/version.h
index 06f009dbec..aa18f5149c 100644
--- a/version.h
+++ b/version.h
@@ -1,10 +1,10 @@
 #define RUBY_VERSION "2.3.0"
-#define RUBY_RELEASE_DATE "2016-04-24"
-#define RUBY_PATCHLEVEL 107
+#define RUBY_RELEASE_DATE "2016-04-25"
+#define RUBY_PATCHLEVEL 108
 
 #define RUBY_RELEASE_YEAR 2016
 #define RUBY_RELEASE_MONTH 4
-#define RUBY_RELEASE_DAY 24
+#define RUBY_RELEASE_DAY 25
 
 #include "ruby/version.h"