diff --git a/library/constant_time.c b/library/constant_time.c
index c823b78..fa0d898 100644
--- a/library/constant_time.c
+++ b/library/constant_time.c
@@ -47,9 +47,15 @@
 
 #include <string.h>
 #if defined(MBEDTLS_USE_PSA_CRYPTO)
-#define PSA_TO_MBEDTLS_ERR(status) PSA_TO_MBEDTLS_ERR_LIST(status,    \
-                                                           psa_to_ssl_errors,              \
-                                                           psa_generic_status_to_mbedtls)
+/* Define a local translating function to save code size by not using too many
+ * arguments in each translating place. */
+static int local_err_translation(psa_status_t status)
+{
+    return psa_status_to_mbedtls(status, psa_to_ssl_errors,
+                                 sizeof(psa_to_ssl_errors),
+                                 psa_generic_status_to_mbedtls);
+}
+#define PSA_TO_MBEDTLS_ERR(status) local_err_translation(status)
 #endif
 
 /*