diff --git a/src/crypto/crypto_ec.cc b/src/crypto/crypto_ec.cc
index ea4c70ad5d8c84..cdf8dd47d6e2a5 100644
--- a/src/crypto/crypto_ec.cc
+++ b/src/crypto/crypto_ec.cc
@@ -314,7 +314,7 @@ void ECDH::SetPrivateKey(const FunctionCallbackInfo<Value>& args) {
     return THROW_ERR_CRYPTO_OPERATION_FAILED(env,
         "Failed to set generated public key");
 
-  EC_KEY_copy(ecdh->key_.get(), new_key.get());
+  ecdh->key_.reset(EC_KEY_dup(new_key.get()));
   ecdh->group_ = EC_KEY_get0_group(ecdh->key_.get());
 }
 
diff --git a/test/parallel/test-crypto-ecdh-convert-key.js b/test/parallel/test-crypto-ecdh-convert-key.js
index f4d5a651ed6b88..c0046099df9ec0 100644
--- a/test/parallel/test-crypto-ecdh-convert-key.js
+++ b/test/parallel/test-crypto-ecdh-convert-key.js
@@ -117,7 +117,7 @@ if (getCurves().includes('secp256k1')) {
   // rather than Node's generic error message.
   const badKey = 'f'.repeat(128);
   assert.throws(
-    () => ECDH.convertKey(badKey, 'secp256k1', 'hex', 'hex', 'compressed'),
+    () => ECDH.convertKey(badKey, 'secp521r1', 'hex', 'hex', 'compressed'),
     /Failed to convert Buffer to EC_POINT/);
 
   // Next statement should not throw an exception.