diff --git a/pyproject.toml b/pyproject.toml
index dac2f77..12ff934 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -26,7 +26,7 @@ dependencies = [
     "parsl>=2022",
     "pydantic>=2,<3",
     "redis>=4.3",
-    "proxystore>=0.5.0,<0.8.0"
+    "proxystore>=0.5.0"
 ]
 
 [tool.setuptools.packages.find]