diff --git a/pyproject.toml b/pyproject.toml
index 8c717c4..628ef54 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -51,7 +51,7 @@ dependencies = [
     "requests>=2.32,<3.0",
     "rdkit>=2025.9.5",
     "numba>=0.65.1,<0.70",
-    "dask>=2026.1.2,<2026.2.0",
+    "dask>=2026.8.0,<2026.9.0",
     "dask-jobqueue>=0.9.0,<0.10",
     "distributed>=2026.1.2,<2026.2.0",
 ]