diff --git a/ChangeLog b/ChangeLog
index fe3876feee..795ae613b7 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Sun Jun 13 01:37:08 2010  NARUSE, Yui  <naruse@ruby-lang.org>
+
+	* ext/fiddle/closure.c (dealloc): workaround fix for libffi's
+	  ffi_closure_free. [ruby-dev:41483] [ruby-dev:41214]
+
 Fri Jun 11 23:21:35 2010  Tanaka Akira  <akr@fsij.org>
 
 	* time.c (init_leap_second_info): check the result of
diff --git a/ext/fiddle/closure.c b/ext/fiddle/closure.c
index 2531ef2b48..3dc8eda013 100644
--- a/ext/fiddle/closure.c
+++ b/ext/fiddle/closure.c
@@ -14,11 +14,15 @@ static void
 dealloc(void * ptr)
 {
     fiddle_closure * cls = (fiddle_closure *)ptr;
+    /*
 #ifndef MACOSX
     ffi_closure_free(cls->pcl);
 #else
+    */
     munmap(cls->pcl, sizeof(cls->pcl));
+    /*
 #endif
+    */
     xfree(cls->cif);
     if (cls->argv) xfree(cls->argv);
     xfree(cls);
diff --git a/version.h b/version.h
index cfe8701354..5113c6aaf8 100644
--- a/version.h
+++ b/version.h
@@ -1,5 +1,5 @@
 #define RUBY_VERSION "1.9.2"
-#define RUBY_RELEASE_DATE "2010-06-12"
+#define RUBY_RELEASE_DATE "2010-06-13"
 #define RUBY_PATCHLEVEL -1
 
 #define RUBY_VERSION_MAJOR 1
@@ -7,7 +7,7 @@
 #define RUBY_VERSION_TEENY 1
 #define RUBY_RELEASE_YEAR 2010
 #define RUBY_RELEASE_MONTH 6
-#define RUBY_RELEASE_DAY 12
+#define RUBY_RELEASE_DAY 13
 
 #include "ruby/version.h"