diff --git a/pyproject.toml b/pyproject.toml
index 71c2692..06e9a2e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -21,7 +21,7 @@ classifiers = [
     "Operating System :: Unix",
 ]
 dependencies = [
-    'simple-build-system >= 0.0.37'
+    'simple-build-system >= 0.0.39'
 ]
 
 [project.optional-dependencies]