diff -urN chrpath-0.13/config.guess chrpath-0.13-aarch64/config.guess
--- chrpath-0.13/config.guess	2002-04-01 06:18:37.000000000 -0600
+++ chrpath-0.13-aarch64/config.guess	2013-03-07 21:01:24.604531606 -0600
@@ -637,6 +705,9 @@
     i*86:Minix:*:*)
 	echo ${UNAME_MACHINE}-pc-minix
 	exit 0 ;;
+    aarch64:Linux:*:*)
+	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	exit ;;
     arm*:Linux:*:*)
 	echo ${UNAME_MACHINE}-unknown-linux-gnu
 	exit 0 ;;
diff -urN chrpath-0.13/config.sub chrpath-0.13-aarch64/config.sub
--- chrpath-0.13/config.sub	2002-04-01 06:18:37.000000000 -0600
+++ chrpath-0.13-aarch64/config.sub	2013-03-07 21:01:24.647526709 -0600
@@ -226,6 +255,7 @@
 	# Some are omitted here because they have special meanings below.
 	1750a | 580 \
 	| a29k \
+	| aarch64 | aarch64_be \
 	| alpha | alphaev[4-8] | alphaev56 | alphaev6[78] | alphapca5[67] \
 	| alpha64 | alpha64ev[4-8] | alpha64ev56 | alpha64ev6[78] | alpha64pca5[67] \
 	| arc | arm | arm[bl]e | arme[lb] | armv[2345] | armv[345][lb] | avr \
@@ -278,6 +367,7 @@
 	# Recognize the basic CPU types with company name.
 	580-* \
 	| a29k-* \
+	| aarch64-* | aarch64_be-* \
 	| alpha-* | alphaev[4-8]-* | alphaev56-* | alphaev6[78]-* \
 	| alpha64-* | alpha64ev[4-8]-* | alpha64ev56-* | alpha64ev6[78]-* \
 	| alphapca5[67]-* | alpha64pca5[67]-* | arc-* \