diff --git a/json/client.go b/json/client.go
index e0aae3b..51ec94f 100644
--- a/json/client.go
+++ b/json/client.go
@@ -66,5 +66,8 @@ func DecodeClientResponse(r io.Reader, reply interface{}) error {
 	if c.Result == nil {
 		return errors.New("result is null")
 	}
+	if reply == nil {
+		return nil
+	}
 	return json.Unmarshal(*c.Result, reply)
 }
diff --git a/json/json_test.go b/json/json_test.go
index b9e0d90..397d693 100644
--- a/json/json_test.go
+++ b/json/json_test.go
@@ -135,3 +135,20 @@ func TestServiceBeforeAfter(t *testing.T) {
 		t.Errorf("Expected after in context to be 'After is true', got %s", afterValue)
 	}
 }
+
+func TestDecodeClientResponseNilReply(t *testing.T) {
+	ok := `{"id":1,"result":{"Result":8},"error":null}`
+	if err := DecodeClientResponse(bytes.NewReader([]byte(ok)), nil); err != nil {
+		t.Error("Expected nil reply to skip result unmarshal, got:", err)
+	}
+
+	rpcErr := `{"id":1,"result":null,"error":"response error"}`
+	if err := DecodeClientResponse(bytes.NewReader([]byte(rpcErr)), nil); err == nil {
+		t.Error("Expected RPC error even when reply is nil")
+	}
+
+	nullRes := `{"id":1,"result":null,"error":null}`
+	if err := DecodeClientResponse(bytes.NewReader([]byte(nullRes)), nil); err == nil {
+		t.Error("Expected error for null result even when reply is nil")
+	}
+}
diff --git a/v2/json2/client.go b/v2/json2/client.go
index 729deb2..759a2b1 100644
--- a/v2/json2/client.go
+++ b/v2/json2/client.go
@@ -79,5 +79,9 @@ func DecodeClientResponse(r io.Reader, reply interface{}) error {
 		return ErrNullResult
 	}
 
+	if reply == nil {
+		return nil
+	}
+
 	return json.Unmarshal(*c.Result, reply)
 }
diff --git a/v2/json2/json_test.go b/v2/json2/json_test.go
index 23a19a8..3ce8a82 100644
--- a/v2/json2/json_test.go
+++ b/v2/json2/json_test.go
@@ -289,3 +289,24 @@ func TestDecodeNullResult(t *testing.T) {
 		t.Error("Expected result to be nil, but got:", result)
 	}
 }
+
+func TestDecodeClientResponseNilReply(t *testing.T) {
+	ok := `{"jsonrpc":"2.0","id":1,"result":{"Result":8}}`
+	if err := DecodeClientResponse(bytes.NewReader([]byte(ok)), nil); err != nil {
+		t.Error("Expected nil reply to skip result unmarshal, got:", err)
+	}
+
+	rpcErr := `{"jsonrpc":"2.0","id":1,"error":{"code":-32000,"message":"response error"}}`
+	if err := DecodeClientResponse(bytes.NewReader([]byte(rpcErr)), nil); err == nil {
+		t.Error("Expected RPC error even when reply is nil")
+	} else if jsonRpcErr, ok := err.(*Error); !ok {
+		t.Errorf("Expected *Error, got %T: %s", err, err)
+	} else if jsonRpcErr.Message != "response error" {
+		t.Errorf("Expected message %q, got %q", "response error", jsonRpcErr.Message)
+	}
+
+	nullRes := `{"jsonrpc":"2.0","id":1,"result":null}`
+	if err := DecodeClientResponse(bytes.NewReader([]byte(nullRes)), nil); err != ErrNullResult {
+		t.Error("Expected ErrNullResult for null result even when reply is nil, got:", err)
+	}
+}