diff --git a/cr_hsm_code.c b/cr_hsm_code.c
index fff6cd3..fbb5567 100644
--- a/cr_hsm_code.c
+++ b/cr_hsm_code.c
@@ -128,7 +128,9 @@
 #include "rqcard-fips.h"
 // nShield optional
 #include "simplebignum.h"
+#endif	// USE_HSM
 
+#ifdef USE_HSM
 // TORIAEZU : nFast variables
 NFast_AppHandle hsmHandle;
 NFastApp_Connection hsmConnection;
@@ -149,9 +151,12 @@ const NFKM_KeyIdent hsmRsakeyident = { (char*)"simple", (char*)"rsa-priv-key-204
 NFKM_Key *hsmRsakeyinfo = NULL; // allocate
 #endif	// ENCRYPT_AES
 
+#endif	// USE_HSM
+
 static int hsm_rsa_load_keypair( void );
 static int hsm_aes_load_key( void );
 
+#ifdef USE_HSM
 // init HSM
 int hsm_initialize( void )
 {