diff --git a/setup.py b/setup.py
index 3fbe013..1d3e458 100644
--- a/setup.py
+++ b/setup.py
@@ -63,7 +63,7 @@ setup(
     # https://packaging.python.org/en/latest/requirements.html
 
     install_requires=[
-        'sleekxmpp>=1.3',
+        'sleekxmppfs>=1.3.4',
         'click>=6',
         'requests>=2.18',
         'pycryptodome>=3.4',
diff --git a/sucks/__init__.py b/sucks/__init__.py
index 1c01489..65264c6 100644
--- a/sucks/__init__.py
+++ b/sucks/__init__.py
@@ -7,9 +7,9 @@ from threading import Event
 
 import requests
 import stringcase
-from sleekxmpp import ClientXMPP, Callback, MatchXPath
-from sleekxmpp.xmlstream import ET
-from sleekxmpp.exceptions import XMPPError
+from sleekxmppfs import ClientXMPP, Callback, MatchXPath
+from sleekxmppfs.xmlstream import ET
+from sleekxmppfs.exceptions import XMPPError
 
 _LOGGER = logging.getLogger(__name__)