diff --git a/apps/ocr/api.py b/apps/ocr/api.py
index d0e4668c51..bc9f775f76 100644
--- a/apps/ocr/api.py
+++ b/apps/ocr/api.py
@@ -111,6 +111,7 @@ def do_document_ocr(document):
             f.close()
             cleanup(ocr_output)
         finally:
+            os.close(desc)
             cleanup(filepath)
             if imagefile:
                 cleanup(imagefile)