diff --git a/nse_ssl_cert.cc b/nse_ssl_cert.cc
index 203e3b0b4..4b439ee58 100644
--- a/nse_ssl_cert.cc
+++ b/nse_ssl_cert.cc
@@ -424,7 +424,7 @@ static const char *pkey_type_to_string(int type)
     return "dsa";
   case EVP_PKEY_DH:
     return "dh";
-#if OPENSSL_VERSION_NUMBER >= 0x10002000L
+#ifdef EVP_PKEY_EC
   case EVP_PKEY_EC:
     return "ec";
 #endif
@@ -434,7 +434,7 @@ static const char *pkey_type_to_string(int type)
 }
 
 int lua_push_ecdhparams(lua_State *L, EVP_PKEY *pubkey) {
-#if OPENSSL_VERSION_NUMBER >= 0x10002000L
+#ifdef EVP_PKEY_EC
   EC_KEY *ec_key = EVP_PKEY_get1_EC_KEY(pubkey);
   const EC_GROUP *group = EC_KEY_get0_group(ec_key);
   int nid;
@@ -546,7 +546,7 @@ static int parse_ssl_cert(lua_State *L, X509 *cert)
   pubkey = X509_get_pubkey(cert);
   lua_newtable(L);
   pkey_type = EVP_PKEY_type(pubkey->type);
-#if OPENSSL_VERSION_NUMBER >= 0x10002000L
+#ifdef EVP_PKEY_EC
   if (pkey_type == EVP_PKEY_EC) {
     lua_push_ecdhparams(L, pubkey);
     lua_setfield(L, -2, "ecdhparams");