diff --git a/system/Filters/Filters.php b/system/Filters/Filters.php
index 2bd2f18350d5..f894b79ce08f 100644
--- a/system/Filters/Filters.php
+++ b/system/Filters/Filters.php
@@ -479,6 +479,7 @@ protected function processFilters(string $uri = null)
 				}
 
 				$this->filters['after'] = array_merge($this->filters['after'], $matches);
+				$matches                = [];
 			}
 		}
 	}