diff --git a/src/app/core/services/node.ts b/src/app/core/services/node.ts
index 91d8df04b2..1404ce7f46 100644
--- a/src/app/core/services/node.ts
+++ b/src/app/core/services/node.ts
@@ -59,6 +59,12 @@ export class NodeService {
       },
     };
 
+    if (data.nodeData.operatingSystemProfile) {
+      patch.annotations = {
+        [OPERATING_SYSTEM_PROFILE_ANNOTATION]: data.nodeData.operatingSystemProfile,
+      };
+    }
+
     // As we are using merge patch to send whole spec we need to ensure that previous values will be unset
     // and replaced by the values from patch. That's why we need to set undefined fields to null.
     // It is not part of API service as it is not required in all cases (i.e. replicas count change).
diff --git a/src/app/shared/entity/machine-deployment.ts b/src/app/shared/entity/machine-deployment.ts
index 6b6b465512..4e387bbbf8 100644
--- a/src/app/shared/entity/machine-deployment.ts
+++ b/src/app/shared/entity/machine-deployment.ts
@@ -43,6 +43,7 @@ export class MachineDeploymentStatus {
 }
 
 export class MachineDeploymentPatch {
+  annotations?: object;
   spec: MachineDeploymentSpecPatch;
 }