diff --git a/devel/glog/files/patch-cmake_FindUnwind.cmake b/devel/glog/files/patch-cmake_FindUnwind.cmake
new file mode 100644
index 000000000000..55c3ac4ee483
--- /dev/null
+++ b/devel/glog/files/patch-cmake_FindUnwind.cmake
@@ -0,0 +1,12 @@
+--- cmake/FindUnwind.cmake.orig	2021-05-28 14:02:50 UTC
++++ cmake/FindUnwind.cmake
+@@ -19,7 +19,8 @@ elseif (CMAKE_SYSTEM_PROCESSOR STREQUAL "x86_64" OR
+     set (Unwind_ARCH "x86_64")
+ elseif (CMAKE_SYSTEM_PROCESSOR MATCHES "^i.86$")
+     set (Unwind_ARCH "x86")
+-elseif (CMAKE_SYSTEM_PROCESSOR MATCHES "^ppc64")
++elseif (CMAKE_SYSTEM_PROCESSOR MATCHES "^ppc64" OR
++	CMAKE_SYSTEM_PROCESSOR MATCHES "^powerpc64")
+     set (Unwind_ARCH "ppc64")
+ elseif (CMAKE_SYSTEM_PROCESSOR MATCHES "^ppc")
+     set (Unwind_ARCH "ppc32")