diff --git a/setup.py b/setup.py
old mode 100755
new mode 100644
index ce19ee2..e7a566e
--- a/setup.py
+++ b/setup.py
@@ -10,9 +10,9 @@
     classifiers=["Programming Language :: Python :: 3 :: Only"],
     py_modules=["tap_wrike"],
     install_requires=[
-        "backoff==1.8.0",
+        "backoff==2.2.1",
         "requests==2.31.0",
-        "singer-python==5.9.0",
+        "singer-python==6.0.0",
     ],
     entry_points="""
     [console_scripts]