diff --git a/acinclude/libtool.m4 b/acinclude/libtool.m4
index ebb07d8b7..849cd6f99 100644
--- a/acinclude/libtool.m4
+++ b/acinclude/libtool.m4
@@ -1412,10 +1412,10 @@ s390*-*linux*|s390*-*tpf*|sparc*-*linux*)
 	  x86_64-*linux*)
 	    LD="${LD-ld} -m elf_x86_64"
 	    ;;
-	  powerpcle-*linux*)
+	  powerpcle-*linux*|powerpc64le-*linux*)
 	    LD="${LD-ld} -m elf64lppc"
 	    ;;
-	  powerpc-*linux*)
+	  powerpc-*linux*|powerpc64-*linux*)
 	    LD="${LD-ld} -m elf64ppc"
 	    ;;
 	  s390*-*linux*|s390*-*tpf*)