diff --git a/pyproject.toml b/pyproject.toml
index 1859e15..3a13f59 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -18,7 +18,7 @@ requires-python = ">= 3.8"
 license = {file = "LICENSE"}
 dependencies = [
     "siliconcompiler>=0.27.0",
-    "lambdalib>=0.2.10, <0.2.11"
+    "lambdalib>=0.2.10, <0.4.0"
 ]
 dynamic = [
     "version"