diff --git a/setup.py b/setup.py
index e761c361e..44ebf0c28 100755
--- a/setup.py
+++ b/setup.py
@@ -125,7 +125,7 @@ def glob_paths(pattern):
             "kivy>=2.0.0",
             "pillow",
             "materialyoucolor",
-            "asynckivy",
+            "asynckivy>=0.6,<0.7",
         ],
         setup_requires=[],
         python_requires=">=3.7",