diff --git a/tests/suites/test_suite_ecp.data b/tests/suites/test_suite_ecp.data
index c515877..1d88916 100644
--- a/tests/suites/test_suite_ecp.data
+++ b/tests/suites/test_suite_ecp.data
@@ -1319,29 +1319,32 @@
 depends_on:MBEDTLS_ECP_DP_SECP192K1_ENABLED
 ecp_mod_mul_inv:"d2a10413f48d7bcc18a9b7c53c7914c5302c9c9e48b2eb62":MBEDTLS_ECP_DP_SECP192K1:MBEDTLS_ECP_MOD_COORDINATE
 
+# For coordinate moduli of secp224K1 the values are selected as one for
+# modulus - 1, and four random values, generated with
+# random.getrandbits(224) % modulus with a seed(2, 2).
 ecp_mul_inv #70 MBEDTLS_ECP_MOD_COORDINATE(MBEDTLS_ECP_DP_SECP224K1)
 depends_on:MBEDTLS_ECP_DP_SECP224K1_ENABLED
-ecp_mod_mul_inv:"0cc154fe846d6b9f51d6166a8d1bb969ff634ab9af95cc89d01669c86":MBEDTLS_ECP_DP_SECP224K1:MBEDTLS_ECP_MOD_COORDINATE
+ecp_mod_mul_inv:"fffffffffffffffffffffffffffffffffffffffffffffffeffffe56c":MBEDTLS_ECP_DP_SECP224K1:MBEDTLS_ECP_MOD_COORDINATE
 
 ecp_mul_inv #71 MBEDTLS_ECP_MOD_COORDINATE(MBEDTLS_ECP_DP_SECP224K1)
 depends_on:MBEDTLS_ECP_DP_SECP224K1_ENABLED
-ecp_mod_mul_inv:"1000000000000000000000000000075ea446a83291f5136799781cfbd":MBEDTLS_ECP_DP_SECP224K1:MBEDTLS_ECP_MOD_COORDINATE
+ecp_mod_mul_inv:"15ba2bdd177219d30e7a269fd95bafc8f2a4d27bdcf4bb99f4bea973":MBEDTLS_ECP_DP_SECP224K1:MBEDTLS_ECP_MOD_COORDINATE
 
 ecp_mul_inv #72 MBEDTLS_ECP_MOD_COORDINATE(MBEDTLS_ECP_DP_SECP224K1)
 depends_on:MBEDTLS_ECP_DP_SECP224K1_ENABLED
-ecp_mod_mul_inv:"0614cf6b720cc9dcc6d3bb36bb46cf285e23a083b067be8c93b51cbb4":MBEDTLS_ECP_DP_SECP224K1:MBEDTLS_ECP_MOD_COORDINATE
+ecp_mod_mul_inv:"da94e3e8ab73738fcf1822ffbc6887782b491044d5e341245c6e4337":MBEDTLS_ECP_DP_SECP224K1:MBEDTLS_ECP_MOD_COORDINATE
 
 ecp_mul_inv #73 MBEDTLS_ECP_MOD_COORDINATE(MBEDTLS_ECP_DP_SECP224K1)
 depends_on:MBEDTLS_ECP_DP_SECP224K1_ENABLED
-ecp_mod_mul_inv:"1000000000000000000000000000059232050dc913da533ec71073ce3":MBEDTLS_ECP_DP_SECP224K1:MBEDTLS_ECP_MOD_COORDINATE
+ecp_mod_mul_inv:"94c9c9500925e4749b575bd13653f8dd9b1f282e4067c3584ee207f8":MBEDTLS_ECP_DP_SECP224K1:MBEDTLS_ECP_MOD_COORDINATE
 
 ecp_mul_inv #74 MBEDTLS_ECP_MOD_COORDINATE(MBEDTLS_ECP_DP_SECP224K1)
 depends_on:MBEDTLS_ECP_DP_SECP224K1_ENABLED
-ecp_mod_mul_inv:"071b3a40f3e2b8984e8cc238b7725870da10cb2de37f430da2da68645":MBEDTLS_ECP_DP_SECP224K1:MBEDTLS_ECP_MOD_COORDINATE
+ecp_mod_mul_inv:"cdbd47d364be8049a372db8f6e405d93ffed9235288bc781ae662675":MBEDTLS_ECP_DP_SECP224K1:MBEDTLS_ECP_MOD_COORDINATE
 
 ecp_mul_inv #75 MBEDTLS_ECP_MOD_COORDINATE(MBEDTLS_ECP_DP_SECP224K1)
 depends_on:MBEDTLS_ECP_DP_SECP224K1_ENABLED
-ecp_mod_mul_inv:"10000000000000000000000000000aca628de662cdbd5cb4dc69efbb8":MBEDTLS_ECP_DP_SECP224K1:MBEDTLS_ECP_MOD_COORDINATE
+ecp_mod_mul_inv:"8b4f2fc15f3f57ebf30b94fa82523e86feac7eb7dc38f519b91751da":MBEDTLS_ECP_DP_SECP224K1:MBEDTLS_ECP_MOD_COORDINATE
 
 ecp_mul_inv #76 MBEDTLS_ECP_MOD_COORDINATE(MBEDTLS_ECP_DP_SECP256K1)
 depends_on:MBEDTLS_ECP_DP_SECP256K1_ENABLED