diff --git a/mayan/apps/document_signatures/models.py b/mayan/apps/document_signatures/models.py
index 20a76801d1..a68cef5c18 100644
--- a/mayan/apps/document_signatures/models.py
+++ b/mayan/apps/document_signatures/models.py
@@ -8,9 +8,9 @@ from django.utils.translation import ugettext_lazy as _
 
 from django_gpg.runtime import gpg
 from documents.models import DocumentVersion
-from documents.runtime import storage_backend
 
 from .managers import DocumentVersionSignatureManager
+from .runtime import storage_backend
 
 logger = logging.getLogger(__name__)
 
diff --git a/mayan/apps/document_signatures/runtime.py b/mayan/apps/document_signatures/runtime.py
new file mode 100644
index 0000000000..7d5bdfc4ca
--- /dev/null
+++ b/mayan/apps/document_signatures/runtime.py
@@ -0,0 +1,5 @@
+from django.utils.module_loading import import_string
+
+from .settings import setting_storage_backend
+
+storage_backend = import_string(setting_storage_backend.value)()
diff --git a/mayan/apps/document_signatures/settings.py b/mayan/apps/document_signatures/settings.py
new file mode 100644
index 0000000000..bff62ba559
--- /dev/null
+++ b/mayan/apps/document_signatures/settings.py
@@ -0,0 +1,8 @@
+from __future__ import unicode_literals
+
+from django.utils.translation import ugettext_lazy as _
+
+from smart_settings import Namespace
+
+namespace = Namespace(name='signatures', label=_('Document signatures'))
+setting_storage_backend = namespace.add_setting(global_name='SIGNATURES_STORAGE_BACKEND', default='storage.backends.filebasedstorage.FileBasedStorage')