diff --git a/install/flux-patches/helm-controller.yaml b/install/flux-patches/helm-controller.yaml
index fed0d1e60f4b4439b980ddf0946f273f48954156..c41bb06d6668ab80cb23ea52a4dfe25cac81c4fe 100644
--- a/install/flux-patches/helm-controller.yaml
+++ b/install/flux-patches/helm-controller.yaml
@@ -7,7 +7,7 @@ spec:
         - "--concurrent=3"
         resources:
           limits:
-            cpu: "1"
+            cpu: null
             memory: 2048Mi
           requests:
             cpu: 100m
diff --git a/install/flux-patches/kustomize-controller.yaml b/install/flux-patches/kustomize-controller.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..41a6a40860d4770422ebbded4ab579c62a275f46
--- /dev/null
+++ b/install/flux-patches/kustomize-controller.yaml
@@ -0,0 +1,12 @@
+spec:
+  template:
+    spec:
+      containers:
+      - name: manager
+        resources:
+          limits:
+            cpu: null
+            memory: 1024Mi
+          requests:
+            cpu: 100m
+            memory: 64Mi
diff --git a/install/flux-patches/source-controller.yaml b/install/flux-patches/source-controller.yaml
index 87d0f58c69514208769d588c4e73a2d3b336a925..e46b8d04b5503691f0674e5464425998a57d3d44 100644
--- a/install/flux-patches/source-controller.yaml
+++ b/install/flux-patches/source-controller.yaml
@@ -5,7 +5,7 @@ spec:
       - name: manager
         resources:
           limits:
-            cpu: "1"
+            cpu: null
             memory: 1536Mi
           requests:
             cpu: 100m
diff --git a/install/install-stackspin.sh b/install/install-stackspin.sh
index dacde30341b765b95a5a631193ca631e50a5d04e..44387b22542285d9d4c608420fcc759c61fe007b 100755
--- a/install/install-stackspin.sh
+++ b/install/install-stackspin.sh
@@ -27,6 +27,11 @@ kubectl patch deployment \
   source-controller \
   --patch-file "$(dirname "$0")/flux-patches/source-controller.yaml"
 
+kubectl patch deployment \
+  -n flux-system \
+  kustomize-controller \
+  --patch-file "$(dirname "$0")/flux-patches/kustomize-controller.yaml"
+
 # get current git branch name
 branch=${CI_COMMIT_REF_NAME:-}
 [ -z "$branch" ] && branch=$(git rev-parse --abbrev-ref HEAD)