diff --git a/programs/psa/crypto_examples.c b/programs/psa/crypto_examples.c
index 72fa12f..1a81f45 100644
--- a/programs/psa/crypto_examples.c
+++ b/programs/psa/crypto_examples.c
@@ -164,7 +164,7 @@
     psa_set_key_type( &attributes, PSA_KEY_TYPE_AES );
     psa_set_key_bits( &attributes, key_bits );
 
-    status = psa_generate_key( &attributes, &key_handle, NULL, 0 );
+    status = psa_generate_key( &attributes, &key_handle );
     ASSERT_STATUS( status, PSA_SUCCESS );
 
     status = cipher_encrypt( key_handle, alg, iv, sizeof( iv ),
@@ -215,7 +215,7 @@
     psa_set_key_type( &attributes, PSA_KEY_TYPE_AES );
     psa_set_key_bits( &attributes, key_bits );
 
-    status = psa_generate_key( &attributes, &key_handle, NULL, 0 );
+    status = psa_generate_key( &attributes, &key_handle );
     ASSERT_STATUS( status, PSA_SUCCESS );
 
     status = cipher_encrypt( key_handle, alg, iv, sizeof( iv ),
@@ -262,7 +262,7 @@
     psa_set_key_type( &attributes, PSA_KEY_TYPE_AES );
     psa_set_key_bits( &attributes, key_bits );
 
-    status = psa_generate_key( &attributes, &key_handle, NULL, 0 );
+    status = psa_generate_key( &attributes, &key_handle );
     ASSERT_STATUS( status, PSA_SUCCESS );
 
     status = cipher_encrypt( key_handle, alg, iv, sizeof( iv ),