diff --git a/include/mbedtls/pk.h b/include/mbedtls/pk.h
index ad7af98..189df85 100644
--- a/include/mbedtls/pk.h
+++ b/include/mbedtls/pk.h
@@ -90,6 +90,10 @@
 #if defined(PSA_WANT_KEY_TYPE_ECC_PUBLIC_KEY)
 int mbedtls_pk_ecp_psa_err_translate( psa_status_t status );
 #endif
+
+#if defined(PSA_WANT_KEY_TYPE_RSA_PUBLIC_KEY)
+int mbedtls_pk_rsa_psa_err_translate( psa_status_t status );
+#endif
 #endif
 
 /**