diff --git a/pdfbox/src/main/java/org/apache/pdfbox/cos/COSOutputStream.java b/pdfbox/src/main/java/org/apache/pdfbox/cos/COSOutputStream.java
index 979dae14f9e..a693349ee42 100644
--- a/pdfbox/src/main/java/org/apache/pdfbox/cos/COSOutputStream.java
+++ b/pdfbox/src/main/java/org/apache/pdfbox/cos/COSOutputStream.java
@@ -148,6 +148,8 @@ public void close() throws IOException
         }
         finally
         {
+            filters.clear();
+
             super.close();
         }
     }