diff --git a/examples/operating-system-manager.yaml b/examples/operating-system-manager.yaml
index 9a0116400..46aa6ec25 100644
--- a/examples/operating-system-manager.yaml
+++ b/examples/operating-system-manager.yaml
@@ -1096,7 +1096,7 @@ spec:
     spec:
       serviceAccountName: operating-system-manager-webhook
       containers:
-        - image: quay.io/kubermatic/operating-system-manager:v1.4.0
+        - image: quay.io/kubermatic/operating-system-manager:v1.4.1
           imagePullPolicy: Always
           name: webhook
           command:
@@ -1424,7 +1424,7 @@ spec:
     spec:
       serviceAccountName: operating-system-manager
       containers:
-        - image: quay.io/kubermatic/operating-system-manager:latest
+        - image: quay.io/kubermatic/operating-system-manager:v1.4.1
           imagePullPolicy: Always
           name: operating-system-manager
           command:
diff --git a/hack/ci/setup-machine-controller-in-kind.sh b/hack/ci/setup-machine-controller-in-kind.sh
index b1aea2db2..243e418c5 100755
--- a/hack/ci/setup-machine-controller-in-kind.sh
+++ b/hack/ci/setup-machine-controller-in-kind.sh
@@ -24,7 +24,7 @@ fi
 export MC_VERSION="${MC_VERSION:-$(git rev-parse HEAD)}"
 export OPERATING_SYSTEM_MANAGER="${OPERATING_SYSTEM_MANAGER:-true}"
 OSM_REPO_URL="${OSM_REPO_URL:-https://github.com/kubermatic/operating-system-manager.git}"
-OSM_REPO_TAG="${OSM_REPO_TAG:-main}"
+OSM_REPO_TAG="${OSM_REPO_TAG:-release/v1.4}"
 
 # cert-manager is required by OSM for generating TLS Certificates
 echodate "Installing cert-manager"
diff --git a/pkg/userdata/flatcar/testdata/ignition_v1.28.0.json b/pkg/userdata/flatcar/testdata/ignition_v1.28.0.json
index b14200180..a55371087 100644
--- a/pkg/userdata/flatcar/testdata/ignition_v1.28.0.json
+++ b/pkg/userdata/flatcar/testdata/ignition_v1.28.0.json
@@ -228,4 +228,4 @@
       }
     ]
   }
-}
+}
\ No newline at end of file