diff --git a/cr_device_cert.c b/cr_device_cert.c
index d7de75a..f38933d 100644
--- a/cr_device_cert.c
+++ b/cr_device_cert.c
@@ -231,8 +231,8 @@ int GenerateCTRDeviceCert( EC_KEY *pECkey, u32 device_id, u8 bonding_option, u8
 	SHA256( deviceCert.issuerName, (int)&deviceCert + sizeof(CR_DeviceCert) - (int)deviceCert.issuerName, sha256Buf );
 	DEBUG_PRINT_ARRAY( "sha256(HSM)", (const char *)sha256Buf, 32 );
 	
-	u8 sha1Buf[ 20 ];	
-	SHA1( deviceCert.issuerName, (int)&deviceCert + sizeof(CR_DeviceCert) - (int)deviceCert.issuerName, sha1Buf );
+	//u8 sha1Buf[ 20 ];	
+	//SHA1( deviceCert.issuerName, (int)&deviceCert + sizeof(CR_DeviceCert) - (int)deviceCert.issuerName, sha1Buf );
 	//DEBUG_PRINT_ARRAY( "sha1(HSM)", (const char *)sha1buf, 20 );
 						
 	ret_code = hsm_ecdsa_sign( deviceCert.eccSignature, sha256Buf, bonding_option );