diff --git a/crypto/gmapi/gmapi_sdf_rsa.c b/crypto/gmapi/gmapi_sdf_rsa.c
index 463f12f1..64136b8a 100644
--- a/crypto/gmapi/gmapi_sdf_rsa.c
+++ b/crypto/gmapi/gmapi_sdf_rsa.c
@@ -244,7 +244,7 @@ int RSA_set_RSArefPrivateKey(RSA *rsa, const RSArefPrivateKey *ref)
 		|| !(p = BN_bin2bn(ref->prime[0], sizeof(ref->prime[0]), NULL))
 		|| !(q = BN_bin2bn(ref->prime[1], sizeof(ref->prime[1]), NULL))
 		|| !(dmp1 = BN_bin2bn(ref->pexp[0], sizeof(ref->pexp[0]), NULL))
-		|| !(dmq1 = BN_bin2bn(ref->pexp[0], sizeof(ref->pexp[1]), NULL))
+		|| !(dmq1 = BN_bin2bn(ref->pexp[1], sizeof(ref->pexp[1]), NULL))
 		|| !(iqmp = BN_bin2bn(ref->coef, sizeof(ref->coef), NULL))) {
 		GMAPIerr(GMAPI_F_RSA_SET_RSAREFPRIVATEKEY, ERR_R_BN_LIB);
 		goto end;