diff --git a/bare/config/devel/libffi-3.0.13-1.cfg b/bare/config/devel/libffi-3.0.13-1.cfg
index bcff736..a916790 100644
--- a/bare/config/devel/libffi-3.0.13-1.cfg
+++ b/bare/config/devel/libffi-3.0.13-1.cfg
@@ -10,6 +10,17 @@
 
 %define libffi_version 3.0.13
 
+#
+# The RTEMS Tools patches.
+#
+%define rtems_http_git   http://git.rtems.org
+%define rtems_git_tools  %{rtems_http_git}/rtems-tools/plain/tools/
+
+#
+# Fix pkgconfig file on Fedora 64bit.
+#
+Patch0: %{rtems_git_tools}/libffi/libffi-pkg-config-lib64-fix.diff
+
 #
 # The LibFFI build instructions. We use 3.x.x Release 1.
 #