diff --git a/include/mbedtls/build_info.h b/include/mbedtls/build_info.h
index 6cf1176de..b10b1ad4e 100644
--- a/include/mbedtls/build_info.h
+++ b/include/mbedtls/build_info.h
@@ -83,9 +83,10 @@
 /* The PK wrappers need pk_write functions to format RSA key objects
  * when they are dispatching to the PSA API. This happens under USE_PSA_CRYPTO,
  * and also even without USE_PSA_CRYPTO for mbedtls_pk_sign_ext(). */
-#if defined(MBEDTLS_PK_C) && defined(MBEDTLS_PSA_CRYPTO_C) && \
-    defined(MBEDTLS_RSA_C)
+#if defined(MBEDTLS_PSA_CRYPTO_C) && defined(MBEDTLS_RSA_C)
+#define MBEDTLS_PK_C
 #define MBEDTLS_PK_WRITE_C
+#define MBEDTLS_PK_PARSE_C
 #endif
 
 #if !defined(MBEDTLS_SSL_PROTO_TLS1_2)