diff --git a/configure b/configure
index eeea16266a..3744502788 100755
--- a/configure
+++ b/configure
@@ -1710,7 +1710,7 @@ fi
 
 def_fast_64bit='#define HAVE_FAST_64BIT 0'
 def_fast_unaligned='#define HAVE_FAST_UNALIGNED 0'
-_arch_all='X86 X86_32 X86_64 IA64 SPARC ARM AVR32 SH4 PPC ALPHA SGI_MIPS PA_RISC S390 S390X VAX BFIN XTENSA GENERIC'
+_arch_all='X86 X86_32 X86_64 IA64 SPARC ARM AVR32 SH4 PPC PPC64 ALPHA MIPS SGI_MIPS PA_RISC S390 S390X VAX BFIN XTENSA GENERIC'
 case "$host_arch" in
   i[3-9]86|x86|x86pc|k5|k6|k6-2|k6-3|pentium*|athlon*|i586-i686)
   _arch='X86 X86_32'