--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -49,7 +49,7 @@
 list(FIND X86_ALIASES "${SYSPROC}" X86MATCH)
 list(FIND ARM_ALIASES "${SYSPROC}" ARMMATCH)
 list(FIND ARM64_ALIASES "${SYSPROC}" ARM64MATCH)
-set(POWER_ALIASES ppc64 ppc64le)
+set(POWER_ALIASES ppc64 ppc64le powerpc64 powerpc64le)
 list(FIND POWER_ALIASES "${SYSPROC}" POWERMATCH)
 if(X86MATCH GREATER "-1")
     set(X86 1)