diff --git a/tests/psa-client-server/psasim/src/psa_sim_generate.pl b/tests/psa-client-server/psasim/src/psa_sim_generate.pl
index 5490337..5770dea 100755
--- a/tests/psa-client-server/psasim/src/psa_sim_generate.pl
+++ b/tests/psa-client-server/psasim/src/psa_sim_generate.pl
@@ -29,7 +29,6 @@
     'mbedtls_psa_get_stats', # uses unsupported type
     'mbedtls_psa_inject_entropy', # not in the default config, generally not for client use anyway
     'mbedtls_psa_platform_get_builtin_key', # not in the default config, uses unsupported type
-    'mbedtls_psa_register_se_key', # not in the default config, generally not for client use anyway
     'psa_get_key_slot_number', # not in the default config, uses unsupported type
     'psa_key_derivation_verify_bytes', # not implemented yet
     'psa_key_derivation_verify_key', # not implemented yet