diff --git a/CHANGELOG b/CHANGELOG
index b6ca789dd82..b9f7142a868 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -4,6 +4,7 @@ UNRELEASED CHANGES:
 * Add ability to create tasks that are not linked to any contacts
 * Fix VCard import without firstname
 * Fix avatar display in searches
+* Fix incompatibility of people search queries with PostgreSQL
 
 RELEASED VERSIONS:
 
diff --git a/app/Helpers/SearchHelper.php b/app/Helpers/SearchHelper.php
index 31976883ba8..553aad31620 100644
--- a/app/Helpers/SearchHelper.php
+++ b/app/Helpers/SearchHelper.php
@@ -38,7 +38,7 @@ public static function searchContacts($query, $limitPerPage, $order)
                 ]);
             })->paginate($limitPerPage);
         } else {
-            $results = Contact::search($needle, $accountId, $limitPerPage, $order, 'and is_partial=0');
+            $results = Contact::search($needle, $accountId, $limitPerPage, $order, 'AND is_partial = FALSE');
         }
 
         return $results;