diff --git a/boost-1.48.0-polygon.patch b/boost-1.48.0-polygon.patch
new file mode 100644
index 0000000..023928e
--- /dev/null
+++ b/boost-1.48.0-polygon.patch
@@ -0,0 +1,11 @@
+--- /usr/include/boost/polygon/polygon.hpp.orig	2012-01-26 01:05:15.934998805 +0800
++++ /usr/include/boost/polygon/polygon.hpp	2012-01-26 01:13:10.547000000 +0800
+@@ -24,6 +24,8 @@
+ #include "transform.hpp"
+ #include "detail/transform_detail.hpp"
+ 
++#include "detail/polygon_sort_adaptor.hpp"
++
+ //interval
+ #include "interval_data.hpp"
+ #include "interval_traits.hpp"
diff --git a/boost.spec b/boost.spec
index e95be41..688fcb9 100644
--- a/boost.spec
+++ b/boost.spec
@@ -132,6 +132,9 @@ Patch9: boost-1.48.0-attribute.patch
 Patch10: boost-1.48.0-long-double-1.patch
 Patch11: boost-1.48.0-long-double.patch
 
+# https://bugzilla.redhat.com/show_bug.cgi?id=784654
+Patch12: boost-1.48.0-polygon.patch
+
 %bcond_with tests
 %bcond_with docs_generated
 
@@ -1011,6 +1014,8 @@ rm -rf $RPM_BUILD_ROOT
   __NO_LONG_DOUBLE_MATH.  Ignore this setting, ARM has perfectly
   working long double that just happens to be only as long as double.
 - Resolves: #783660
+- Add a missing sort adaptor include to boost polygon
+- Resolves: #784654
 
 * Mon Jan 16 2012 Petr Machata <pmachata@redhat.com> - 1.48.0-8
 - Add underscores around several uses of __attribute__((X)) to prevent