diff --git a/config.h b/config.h
index ce501db..b34e398 100644
--- a/config.h
+++ b/config.h
@@ -20,7 +20,12 @@
 #elif defined(__ia64__)
 #include "ruby/config-ia64.h"
 #elif defined(__powerpc64__)
+#include <endian.h>
+#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
 #include "ruby/config-ppc64.h"
+#else
+#include "ruby/config-ppc64le.h"
+#endif
 #elif defined(__powerpc__)
 #include "ruby/config-ppc.h"
 #elif defined(__s390x__)
diff --git a/ruby.spec b/ruby.spec
index ce34984..5436e1f 100644
--- a/ruby.spec
+++ b/ruby.spec
@@ -924,10 +924,11 @@ OPENSSL_ENABLE_MD5_VERIFY=1 make check TESTS="-v $DISABLE_TESTS"
 %{ruby_libdir}/tkextlib
 
 %changelog
-* Fri Jan 10 2014 Vít Ondruch <vondruch@redhat.com> - 2.1.0-18
+* Wed Jan 15 2014 Vít Ondruch <vondruch@redhat.com> - 2.1.0-18
 - Don't generate documentation on unexpected places.
 - Detect if rubygems are running under rpmbuild and install gem binary
   extensions into appropriate place.
+- Add support for ppc64le arch (rhbz#1053263).
 
 * Thu Jan 02 2014 Vít Ondruch <vondruch@redhat.com> - 2.1.0-17
 - Upgrade to Ruby 2.1.0.