diff --git a/include/psa/crypto_struct.h b/include/psa/crypto_struct.h
index 9f55484..938abd0 100644
--- a/include/psa/crypto_struct.h
+++ b/include/psa/crypto_struct.h
@@ -330,14 +330,14 @@
 typedef struct
 {
     psa_key_type_t type;
+    psa_key_bits_t bits;
     psa_key_lifetime_t lifetime;
     psa_key_id_t id;
     psa_key_policy_t policy;
-    psa_key_bits_t bits;
     psa_key_attributes_flag_t flags;
 } psa_core_key_attributes_t;
 
-#define PSA_CORE_KEY_ATTRIBUTES_INIT {0, 0, PSA_KEY_ID_INIT, PSA_KEY_POLICY_INIT, 0, 0}
+#define PSA_CORE_KEY_ATTRIBUTES_INIT {PSA_KEY_TYPE_NONE, 0, PSA_KEY_LIFETIME_VOLATILE, PSA_KEY_ID_INIT, PSA_KEY_POLICY_INIT, 0}
 
 struct psa_key_attributes_s
 {