diff --git a/library/psa_crypto_rsa.h b/library/psa_crypto_rsa.h
index bea762c..700770b 100644
--- a/library/psa_crypto_rsa.h
+++ b/library/psa_crypto_rsa.h
@@ -211,4 +211,17 @@
     const uint8_t *key_buffer, size_t key_buffer_size,
     psa_algorithm_t alg, const uint8_t *hash, size_t hash_length,
     const uint8_t *signature, size_t signature_length );
+
+psa_status_t mbedtls_psa_asymmetric_encrypt( const psa_key_attributes_t *attributes,
+                                             const uint8_t *key_buffer,
+                                             size_t key_buffer_size,
+                                             psa_algorithm_t alg,
+                                             const uint8_t *input,
+                                             size_t input_length,
+                                             const uint8_t *salt,
+                                             size_t salt_length,
+                                             uint8_t *output,
+                                             size_t output_size,
+                                             size_t *output_length );
+
 #endif /* PSA_CRYPTO_RSA_H */