diff --git a/crypto/sparccpuid.S b/crypto/sparccpuid.S
index 7b12ec2931..51ba441440 100644
--- a/crypto/sparccpuid.S
+++ b/crypto/sparccpuid.S
@@ -429,6 +429,7 @@ OPENSSL_cleanse:
 .size	OPENSSL_cleanse,.-OPENSSL_cleanse
 
 .global	_sparcv9_vis1_instrument_bus
+.weak	_sparcv9_vis1_instrument_bus
 .align	8
 _sparcv9_vis1_instrument_bus:
 	mov	%o1,%o3					! save cnt
@@ -467,6 +468,7 @@ _sparcv9_vis1_instrument_bus:
 .size	_sparcv9_vis1_instrument_bus,.-_sparcv9_vis1_instrument_bus
 
 .global	_sparcv9_vis1_instrument_bus2
+.weak	_sparcv9_vis1_instrument_bus2
 .align	8
 _sparcv9_vis1_instrument_bus2:
 	mov	%o1,%o3					! save cnt