diff --git a/include/polarssl/config.h b/include/polarssl/config.h
index ca0c176..19d5c6f 100644
--- a/include/polarssl/config.h
+++ b/include/polarssl/config.h
@@ -259,6 +259,9 @@
 #define POLARSSL_ECP_DP_SECP256R1_ENABLED
 #define POLARSSL_ECP_DP_SECP384R1_ENABLED
 #define POLARSSL_ECP_DP_SECP521R1_ENABLED
+//#define POLARSSL_ECP_DP_SECP192K1_ENABLED // Not implemented yet!
+//#define POLARSSL_ECP_DP_SECP224K1_ENABLED // Not implemented yet!
+#define POLARSSL_ECP_DP_SECP256K1_ENABLED
 #define POLARSSL_ECP_DP_BP256R1_ENABLED
 #define POLARSSL_ECP_DP_BP384R1_ENABLED
 #define POLARSSL_ECP_DP_BP512R1_ENABLED