diff --git a/src/Engines/TypesenseEngine.php b/src/Engines/TypesenseEngine.php
index 255ac80..9048ac7 100644
--- a/src/Engines/TypesenseEngine.php
+++ b/src/Engines/TypesenseEngine.php
@@ -175,7 +175,7 @@ protected function buildSearch(array $options): array
                     continue;
                 }
 
-                $filters->push($field.':'.collect($values)->join(','));
+                $filters->push($field.':='.collect($values)->join(','));
             }
 
             $params = [