diff --git a/trunk/hsm_utils/import_rsa_keypair.c b/trunk/hsm_utils/import_rsa_keypair.c
index 82f57f5..53a1b85 100644
--- a/trunk/hsm_utils/import_rsa_keypair.c
+++ b/trunk/hsm_utils/import_rsa_keypair.c
@@ -66,8 +66,8 @@ const NFKM_KeyIdent pub_keyident = { (char*)"simple", (char*)"test-rsa-pubkey204
 
 unsigned char save_enc[DATA_LEN];
 
-char *privKeyFilePath = DEFAULT_PRIV_KEY_FILE_PATH;
-char *pubKeyFilePath = DEFAULT_PUB_KEY_FILE_PATH;
+char *privKeyFilePath = (char*)DEFAULT_PRIV_KEY_FILE_PATH;
+char *pubKeyFilePath = (char*)DEFAULT_PUB_KEY_FILE_PATH;
 
 // function
 int importRSAPrivate( NFKM_KeyIdent keyident );