diff --git a/poky/meta/classes/cmake.bbclass b/poky/meta/classes/cmake.bbclass
index 4af2226..8876ce5 100644
--- a/poky/meta/classes/cmake.bbclass
+++ b/poky/meta/classes/cmake.bbclass
@@ -81,6 +81,8 @@
 def map_host_arch_to_uname_arch(host_arch):
     if host_arch == "powerpc":
         return "ppc"
+    if host_arch == "powerpc64le":
+        return "ppc64le"
     if host_arch == "powerpc64":
         return "ppc64"
     return host_arch
@@ -100,7 +102,8 @@
 set( CMAKE_C_COMPILER_LAUNCHER ${OECMAKE_C_COMPILER_LAUNCHER} )
 set( CMAKE_CXX_COMPILER_LAUNCHER ${OECMAKE_CXX_COMPILER_LAUNCHER} )
 set( CMAKE_ASM_COMPILER ${OECMAKE_C_COMPILER} )
-set( CMAKE_AR ${OECMAKE_AR} CACHE FILEPATH "Archiver" )
+find_program( CMAKE_AR ${OECMAKE_AR} DOC "Archiver" REQUIRED )
+
 set( CMAKE_C_FLAGS "${OECMAKE_C_FLAGS}" CACHE STRING "CFLAGS" )
 set( CMAKE_CXX_FLAGS "${OECMAKE_CXX_FLAGS}" CACHE STRING "CXXFLAGS" )
 set( CMAKE_ASM_FLAGS "${OECMAKE_C_FLAGS}" CACHE STRING "ASM FLAGS" )