diff --git a/pyproject.toml b/pyproject.toml
index 783a3a4..8eda75e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -111,7 +111,7 @@ optional-dependencies.carabas = [
   "async-kinesis<3",
   "aws-lambda-layer<0.6",
   "cottonformation<1.2",
-  "localstack<2026.7",
+  "localstack<2026.8",
 ]
 optional-dependencies.develop = [
   "black<27",