diff --git a/services/cost/oas_commit b/services/cost/oas_commit
index b687a3969..4be30b0a4 100644
--- a/services/cost/oas_commit
+++ b/services/cost/oas_commit
@@ -1 +1 @@
-f22dd14374388602d895c8892b3e5b110dc16582
+ac0a79e26b445e0308f38d7e2c95bcab2f4748ef
diff --git a/services/cost/uv.lock b/services/cost/uv.lock
index 17a1e46d3..ea82fae03 100644
--- a/services/cost/uv.lock
+++ b/services/cost/uv.lock
@@ -1057,7 +1057,7 @@ dev = [
 
 [[package]]
 name = "stackit-cost"
-version = "0.3.0"
+version = "0.4.0"
 source = { editable = "." }
 dependencies = [
     { name = "pydantic" },