diff --git a/cmd/kops-controller/pkg/server/node_config.go b/cmd/kops-controller/pkg/server/node_config.go
index 0ec76032e6..0139ede52a 100644
--- a/cmd/kops-controller/pkg/server/node_config.go
+++ b/cmd/kops-controller/pkg/server/node_config.go
@@ -51,16 +51,6 @@ func (s *Server) getNodeConfig(ctx context.Context, req *nodeup.BootstrapRequest
 		nodeConfig.ClusterFullConfig = string(b)
 	}
 
-	{
-		p := s.configBase.Join("instancegroup", instanceGroupName)
-
-		b, err := p.ReadFile()
-		if err != nil {
-			return nil, fmt.Errorf("error loading InstanceGroup %q: %v", p, err)
-		}
-		nodeConfig.InstanceGroupConfig = string(b)
-	}
-
 	{
 		p := s.configBase.Join("igconfig", "node", instanceGroupName, "auxconfig.yaml")
 
diff --git a/pkg/apis/nodeup/bootstrap.go b/pkg/apis/nodeup/bootstrap.go
index 7013ab1cc7..f8b085bca2 100644
--- a/pkg/apis/nodeup/bootstrap.go
+++ b/pkg/apis/nodeup/bootstrap.go
@@ -41,9 +41,6 @@ type BootstrapResponse struct {
 
 // NodeConfig holds configuration needed to boot a node (without the kops state store)
 type NodeConfig struct {
-	// InstanceGroupConfig holds the configuration for the node's instance group
-	InstanceGroupConfig string `json:"instanceGroupConfig,omitempty"`
-
 	// ClusterFullConfig holds the configuration for the cluster
 	ClusterFullConfig string `json:"clusterFullConfig,omitempty"`