diff --git a/services/opensearch/oas_commit b/services/opensearch/oas_commit
index fd8ff3e68..4be30b0a4 100644
--- a/services/opensearch/oas_commit
+++ b/services/opensearch/oas_commit
@@ -1 +1 @@
-c09e232a83532c75ca1041153e3ebc7ce2d50eb6
+ac0a79e26b445e0308f38d7e2c95bcab2f4748ef
diff --git a/services/opensearch/uv.lock b/services/opensearch/uv.lock
index 6a6b3cc1a..d5939da5b 100644
--- a/services/opensearch/uv.lock
+++ b/services/opensearch/uv.lock
@@ -1057,7 +1057,7 @@ dev = [
 
 [[package]]
 name = "stackit-opensearch"
-version = "1.1.0"
+version = "1.2.0"
 source = { editable = "." }
 dependencies = [
     { name = "pydantic" },