diff --git a/include/openssl/sm2.h b/include/openssl/sm2.h
index 80f1e8e6..e9b7a51b 100755
--- a/include/openssl/sm2.h
+++ b/include/openssl/sm2.h
@@ -119,6 +119,10 @@ SM2CiphertextValue *d2i_SM2CiphertextValue_fp(FILE *fp, SM2CiphertextValue **a);
 int i2d_SM2CiphertextValue_fp(FILE *fp, SM2CiphertextValue *a);
 #endif
 
+int i2o_SM2CiphertextValue(const EC_GROUP *group, const SM2CiphertextValue *cv,
+	unsigned char **pout);
+SM2CiphertextValue *o2i_SM2CiphertextValue(const EC_GROUP *group, const EVP_MD *md,
+	SM2CiphertextValue **cv, const unsigned char **pin, long len);
 
 int SM2_ciphertext_size(const EC_KEY *ec_key, size_t inlen);
 
diff --git a/test/sm2test.c b/test/sm2test.c
index d454efe6..de562dab 100644
--- a/test/sm2test.c
+++ b/test/sm2test.c
@@ -67,11 +67,6 @@ int main(int argc, char **argv)
 # include <openssl/sm2.h>
 # include "../crypto/sm2/sm2_lcl.h"
 
-int i2o_SM2CiphertextValue(const EC_GROUP *group, const SM2CiphertextValue *cv,
-	unsigned char **pout);
-SM2CiphertextValue *o2i_SM2CiphertextValue(const EC_GROUP *group, const EVP_MD *md,
-	SM2CiphertextValue **cv, const unsigned char **pin, long len);
-
 # define VERBOSE 1
 
 RAND_METHOD fake_rand;