diff --git a/ext/danbooru_api/main.php b/ext/danbooru_api/main.php
index 6b46ef20..95b56e77 100644
--- a/ext/danbooru_api/main.php
+++ b/ext/danbooru_api/main.php
@@ -195,6 +195,10 @@ class DanbooruApi extends Extension
             }
 
             $tags = isset($_GET['tags']) ? Tag::explode($_GET['tags']) : [];
+            // danbooru API clients often set tags=*
+            $tags = array_filter($tags, static function ($element) {
+                return $element !== "*";
+            });
             $count = Image::count_images($tags);
             $results = Image::find_images(max($start, 0), min($limit, 100), $tags);
         }
diff --git a/ext/danbooru_api/test.php b/ext/danbooru_api/test.php
index 5a9da84a..258ad855 100644
--- a/ext/danbooru_api/test.php
+++ b/ext/danbooru_api/test.php
@@ -15,6 +15,7 @@ class DanbooruApiTest extends ShimmiePHPUnitTestCase
         $this->get_page("api/danbooru/find_posts");
         $this->get_page("api/danbooru/find_posts", ["id"=>$image_id]);
         $this->get_page("api/danbooru/find_posts", ["md5"=>"17fc89f372ed3636e28bd25cc7f3bac1"]);
+        $this->get_page("api/danbooru/find_posts", ["tags"=>"*"]);
 
         $this->get_page("api/danbooru/find_tags");
         $this->get_page("api/danbooru/find_tags", ["id"=>1]);