diff --git a/extensions/sphinx/QueryBuilder.php b/extensions/sphinx/QueryBuilder.php
index 860e629..ef3628d 100644
--- a/extensions/sphinx/QueryBuilder.php
+++ b/extensions/sphinx/QueryBuilder.php
@@ -871,8 +871,28 @@ class QueryBuilder extends Object
 			if ($value instanceof Expression) {
 				$actualValue = $value->expression;
 			} else {
-				$actualValue = self::PARAM_PREFIX . count($params);
-				$params[$actualValue] = $value;
+				if (is_array($value)) {
+					$actualValueParts = [];
+					foreach ($value as $key => $valuePart) {
+						if (is_numeric($key)) {
+							$actualValuePart = '';
+						} else {
+							$actualValuePart = $key . ' = ';
+						}
+						if ($valuePart instanceof Expression) {
+							$actualValuePart .= $valuePart->expression;
+						} else {
+							$phName = self::PARAM_PREFIX . count($params);
+							$params[$phName] = $valuePart;
+							$actualValuePart .= $phName;
+						}
+						$actualValueParts[] = $actualValuePart;
+					}
+					$actualValue = '(' . implode(', ', $actualValueParts) . ')';
+				} else {
+					$actualValue = self::PARAM_PREFIX . count($params);
+					$params[$actualValue] = $value;
+				}
 			}
 			$optionLines[] = $name . ' = ' . $actualValue;
 		}
diff --git a/tests/unit/extensions/sphinx/QueryTest.php b/tests/unit/extensions/sphinx/QueryTest.php
index 36bf95d..3a7d2c3 100644
--- a/tests/unit/extensions/sphinx/QueryTest.php
+++ b/tests/unit/extensions/sphinx/QueryTest.php
@@ -131,6 +131,10 @@ class QueryTest extends SphinxTestCase
 			->where("MATCH('about')")
 			->options([
 				'cutoff' => 50,
+				'field_weights' => [
+					'title' => 10,
+					'content' => 3,
+				],
 			])
 			->all($connection);
 		$this->assertNotEmpty($rows);