diff --git a/setup.py b/setup.py
index 8de32a7..2d32c48 100644
--- a/setup.py
+++ b/setup.py
@@ -54,7 +54,7 @@
     python_requires='>=3.9, <4',
     install_requires=[
         'pytest',
-        'lockable>=0.11.0,<0.12.0'
+        'lockable>=0.11.0,<0.14.0'
     ],
     extras_require={  # Optional
         'dev': ['pynose', 'coveralls', 'pylint', 'coverage'],