diff --git a/src/common/helpers.py b/src/common/helpers.py
index e155f8b58..220a296f9 100644
--- a/src/common/helpers.py
+++ b/src/common/helpers.py
@@ -1470,6 +1470,7 @@ def _get_img_direct(attrs):
                     alt += '\n'
                 alt += _('Image is too big')
                 break
+    f.close()
     return (mem, alt)
 
 def _get_img_proxy(attrs, proxy):