diff --git a/ChangeLog b/ChangeLog
index c151830..a839321 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
 2000-06-13  Ben Elliston  <bje@redhat.com>
 
+	* config.sub: Recognise sh3 and sh4 aliases. From Kazumoto Kojima
+	<kkojima@rr.iij4u.or.jp>.
+
 	* config.sub: Per Bothner is not the author.
 
 2000-06-10  Hans-Peter Nilsson  <hp@axis.com>
diff --git a/config.sub b/config.sub
index 7a2b7ef..c105eab 100755
--- a/config.sub
+++ b/config.sub
@@ -211,7 +211,8 @@ case $basic_machine in
 		| hppa64 \
 		| alpha | alphaev[4-8] | alphaev56 | alphapca5[67] \
 		| alphaev6[78] \
-		| we32k | ns16k | clipper | i370 | sh | powerpc | powerpcle \
+		| we32k | ns16k | clipper | i370 | sh | sh[34] \
+		| powerpc | powerpcle \
 		| 1750a | dsp16xx | pdp11 | mips16 | mips64 | mipsel | mips64el \
 		| mips64orion | mips64orionel | mipstx39 | mipstx39el \
 		| mips64vr4300 | mips64vr4300el | mips64vr4100 | mips64vr4100el \
@@ -893,6 +894,9 @@ case $basic_machine in
 	we32k)
 		basic_machine=we32k-att
 		;;
+	sh3 | sh4)
+		base_machine=sh-unknown
+		;;
 	sparc | sparcv9)
 		basic_machine=sparc-sun
 		;;