diff --git a/setup.py b/setup.py
index f47f894d..db935ba3 100755
--- a/setup.py
+++ b/setup.py
@@ -11,7 +11,7 @@
     py_modules=["tap_shopify"],
     install_requires=[
         "ShopifyAPI==8.0.1",
-        "singer-python==5.4.1",
+        "singer-python==5.9.1",
     ],
     extras_require={
         'dev': [