diff --git a/ChangeLog b/ChangeLog
index 7ed96cd41a..697a0b82d0 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Sun Oct  5 10:39:11 2014  Luiz Angelo Daros de Luca  <luizluca@gmail.com>
+
+	* ext/digest/rmd160/extconf.rb: fix transform function name to
+	  check.  [ruby-core:65091] [Bug #10252]
+
 Sun Oct  5 05:46:00 2014  Eric Wong  <e@80x24.org>
 
 	* ext/zlib/zlib.c (zstream_mark, zstream_free): update signature
diff --git a/ext/digest/rmd160/extconf.rb b/ext/digest/rmd160/extconf.rb
index d487d6da80..60131aa554 100644
--- a/ext/digest/rmd160/extconf.rb
+++ b/ext/digest/rmd160/extconf.rb
@@ -14,7 +14,7 @@ pkg_config("openssl")
 require File.expand_path('../../../openssl/deprecation', __FILE__)
 
 if !with_config("bundled-rmd160") &&
-    have_library("crypto") && OpenSSL.check_func("RMD160_Transform", "openssl/ripemd.h")
+    have_library("crypto") && OpenSSL.check_func("RIPEMD160_Transform", "openssl/ripemd.h")
   $objs << "rmd160ossl.#{$OBJEXT}"
 else
   $objs << "rmd160.#{$OBJEXT}"