--- requirements/default.txt
+++ requirements/default.txt

@@ -1,1 +1,1 @@
-decorator>=4.3,<5
+decorator>=5.0.7

--- setup.py
+++ setup.py

@@ -124,6 +124,6 @@
     "networkx.utils": ["tests/*.py"],
 }
 
-install_requires = ["decorator>=4.3,<5"]
+install_requires = ["decorator>=5.0.7"]
 extras_require = {
     "all": [