diff --git a/pyproject.toml b/pyproject.toml
index 95f71db..3882ff8 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -14,7 +14,7 @@ dependencies = [
     "numpy",
     "scipy",
     "pytac>=0.7.0",
-    "accelerator-toolbox (>=0.2.0,<0.7.1)",
+    "accelerator-toolbox (>=0.2.0,<0.7.2)",
     "cothread",
     "softioc",
 ]