diff --git a/crypto/bn/Makefile.ssl b/crypto/bn/Makefile.ssl
index 347565d7b..d5071b9f4 100644
--- a/crypto/bn/Makefile.ssl
+++ b/crypto/bn/Makefile.ssl
@@ -101,6 +101,7 @@ asm/co86unix.cpp: asm/co-586.pl
 asm/sparcv8.o: asm/sparcv8.S
 
 asm/sparcv8plus.o: asm/sparcv8plus.S
+	$(CC) -xarch=v8plus -c asm/sparcv8plus.S -o asm/sparcv8plus.o
 
 asm/sparcv8plus-gcc.o: asm/sparcv8plus.S
 	gcc -E asm/sparcv8plus.S | as -xarch=v8plus /dev/fd/0 -o asm/sparcv8plus-gcc.o