diff --git a/pyproject.toml b/pyproject.toml
index fbd6f2c..53f109e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -30,7 +30,7 @@ classifiers = [
 ]
 
 dependencies = [
-    "deadline == 0.49.*",
+    "deadline >= 0.49,< 0.49",
     "openjd-adaptor-runtime == 0.8.*",
 ]