diff --git a/tests/suites/test_suite_ecp.data b/tests/suites/test_suite_ecp.data
index 4519763..30fc461 100644
--- a/tests/suites/test_suite_ecp.data
+++ b/tests/suites/test_suite_ecp.data
@@ -228,7 +228,7 @@
 ecp_tls_read_group:"010013":POLARSSL_ERR_ECP_BAD_INPUT_DATA:0
 
 ECP tls read group #3 (unknown curve)
-ecp_tls_read_group:"030010":POLARSSL_ERR_ECP_BAD_INPUT_DATA:0
+ecp_tls_read_group:"030010":POLARSSL_ERR_ECP_FEATURE_UNAVAILABLE:0
 
 ECP tls read group #4 (OK, buffer just fits)
 depends_on:POLARSSL_ECP_DP_SECP256R1_ENABLED