diff --git a/services/iaas/CHANGELOG.md b/services/iaas/CHANGELOG.md
index 3d13e5d57..27e1078b5 100644
--- a/services/iaas/CHANGELOG.md
+++ b/services/iaas/CHANGELOG.md
@@ -1,6 +1,3 @@
-## v1.9.2
-- **Dependencies:** Bump STACKIT SDK resourcemanager module from `v0.21.1` to `v0.21.2`
-
 ## v1.9.1
 - **Dependencies:** Bump STACKIT SDK core module from `v0.24.0` to `v0.24.1`
 
diff --git a/services/iaas/VERSION b/services/iaas/VERSION
index b95e90dc7..4711dc7b4 100644
--- a/services/iaas/VERSION
+++ b/services/iaas/VERSION
@@ -1 +1 @@
-v1.9.2
+v1.9.1
\ No newline at end of file
diff --git a/services/iaas/oas_commit b/services/iaas/oas_commit
index 32bbf4fbf..e44222551 100644
--- a/services/iaas/oas_commit
+++ b/services/iaas/oas_commit
@@ -1 +1 @@
-7df21609559f3652a7fee05149a6c1b729428532
+56ac63c4728605d440d17ed470e0229e36a1aad2
diff --git a/services/iaas/utils.go b/services/iaas/utils.go
index efc1ca8d3..8779e69e6 100644
--- a/services/iaas/utils.go
+++ b/services/iaas/utils.go
@@ -1,5 +1,6 @@
 /*
 STACKIT IaaS API
+
 This API allows you to create and modify IaaS resources.
 
 API version: 2