diff --git a/gnu/usr.bin/binutils/Makefile b/gnu/usr.bin/binutils/Makefile
index 54eace9c8026..b6178626fbde 100644
--- a/gnu/usr.bin/binutils/Makefile
+++ b/gnu/usr.bin/binutils/Makefile
@@ -9,7 +9,9 @@ SUBDIR=		libiberty libbfd libopcodes libbinutils \
 		size strings strip doc
 
 TARGET_ARCH?=	${MACHINE_ARCH}
-.if (${TARGET_ARCH} == "alpha" || ${TARGET_ARCH} == "i386") \
+.if (${TARGET_ARCH} == "alpha" \
+  || ${TARGET_ARCH} == "i386" \
+  || ${TARGET_ARCH} == "sparc64") \
     && !defined(NO_GDB)
 SUBDIR+=	gdb gdbreplay
 .endif