diff --git a/Makefile b/Makefile
index 37971833..55aa1264 100644
--- a/Makefile
+++ b/Makefile
@@ -317,7 +317,7 @@ helm-doc:
 # -- Tools
 ####################
 CONTROLLER_GEN         := $(LOCALBIN)/controller-gen
-CONTROLLER_GEN_VERSION ?= v0.20.1
+CONTROLLER_GEN_VERSION ?= v0.21.0
 CONTROLLER_GEN_LOOKUP  := kubernetes-sigs/controller-tools
 controller-gen:
 	@test -s $(CONTROLLER_GEN) && $(CONTROLLER_GEN) --version | grep -q $(CONTROLLER_GEN_VERSION) || \
diff --git a/charts/capsule-proxy/crds/capsule.clastix.io_globalproxysettings.yaml b/charts/capsule-proxy/crds/capsule.clastix.io_globalproxysettings.yaml
index e3021f77..7c1ca5b0 100644
--- a/charts/capsule-proxy/crds/capsule.clastix.io_globalproxysettings.yaml
+++ b/charts/capsule-proxy/crds/capsule.clastix.io_globalproxysettings.yaml
@@ -3,7 +3,7 @@ apiVersion: apiextensions.k8s.io/v1
 kind: CustomResourceDefinition
 metadata:
   annotations:
-    controller-gen.kubebuilder.io/version: v0.20.1
+    controller-gen.kubebuilder.io/version: v0.21.0
   name: globalproxysettings.capsule.clastix.io
 spec:
   group: capsule.clastix.io
diff --git a/charts/capsule-proxy/crds/capsule.clastix.io_proxysettings.yaml b/charts/capsule-proxy/crds/capsule.clastix.io_proxysettings.yaml
index 2fe7616c..9fb3f157 100644
--- a/charts/capsule-proxy/crds/capsule.clastix.io_proxysettings.yaml
+++ b/charts/capsule-proxy/crds/capsule.clastix.io_proxysettings.yaml
@@ -3,7 +3,7 @@ apiVersion: apiextensions.k8s.io/v1
 kind: CustomResourceDefinition
 metadata:
   annotations:
-    controller-gen.kubebuilder.io/version: v0.20.1
+    controller-gen.kubebuilder.io/version: v0.21.0
   name: proxysettings.capsule.clastix.io
 spec:
   group: capsule.clastix.io