diff --git a/cmake/cc.cmake b/cmake/cc.cmake
index ac8661a7b..d5bf3b7ee 100644
--- a/cmake/cc.cmake
+++ b/cmake/cc.cmake
@@ -286,12 +286,18 @@ if (${CORE} STREQUAL PPC970)
   if (NOT DYNAMIC_ARCH)
     set (CCOMMON_OPT  "${CCOMMON_OPT} -mcpu=970 -mtune=970 -maltivec -fno-fast-math")
   endif ()
+  if (APPLE)
+    set (CCOMMON_OPT  "${CCOMMON_OPT} -force_cpusubtype_ALL")
+  endif ()
 endif ()
 
 if (${CORE} STREQUAL PPCG4)
   if (NOT DYNAMIC_ARCH)
     set (CCOMMON_OPT  "${CCOMMON_OPT} -mcpu=G4 -mtune=G4 -maltivec -fno-fast-math")
   endif ()
+  if (APPLE)
+    set (CCOMMON_OPT  "${CCOMMON_OPT} -force_cpusubtype_ALL")
+  endif ()
 endif ()
 
 if (NOT DYNAMIC_ARCH)
diff --git a/kernel/power/KERNEL.PPC970 b/kernel/power/KERNEL.PPC970
index a99fb7d96..fee5fa529 100644
--- a/kernel/power/KERNEL.PPC970
+++ b/kernel/power/KERNEL.PPC970
@@ -1,11 +1,11 @@
 ifeq ($(__BYTE_ORDER__),__ORDER_BIG_ENDIAN__)
 SGEMMKERNEL    =  gemm_kernel.S
-SGEMMINCOPY    =  
-SGEMMITCOPY    =  
+SGEMMINCOPY    =
+SGEMMITCOPY    =
 SGEMMONCOPY    =  ../generic/gemm_ncopy_4.c
 SGEMMOTCOPY    =  ../generic/gemm_tcopy_4.c
-SGEMMINCOPYOBJ =  
-SGEMMITCOPYOBJ =  
+SGEMMINCOPYOBJ =
+SGEMMITCOPYOBJ =
 SGEMMONCOPYOBJ =  sgemm_oncopy$(TSUFFIX).$(SUFFIX)
 SGEMMOTCOPYOBJ =  sgemm_otcopy$(TSUFFIX).$(SUFFIX)
 else
diff --git a/kernel/power/KERNEL.PPCG4 b/kernel/power/KERNEL.PPCG4
index 1bdd3119e..c73601cee 100644
--- a/kernel/power/KERNEL.PPCG4
+++ b/kernel/power/KERNEL.PPCG4
@@ -96,9 +96,9 @@ CGEMMINCOPY    =
 CGEMMONCOPY    =
 CGEMMONCOPY    =  ../generic/zgemm_ncopy_2.c
 CGEMMOTCOPY    =  ../generic/zgemm_tcopy_2.c
-CGEMMINCOPYOBJ =  
+CGEMMINCOPYOBJ =
 #cgemm_incopy$(TSUFFIX).$(SUFFIX)
-CGEMMITCOPYOBJ =  
+CGEMMITCOPYOBJ =
 #cgemm_itcopy$(TSUFFIX).$(SUFFIX)
 CGEMMONCOPYOBJ =  cgemm_oncopy$(TSUFFIX).$(SUFFIX)
 CGEMMOTCOPYOBJ =  cgemm_otcopy$(TSUFFIX).$(SUFFIX)