diff --git a/config/controller.yaml b/config/controller.yaml
index 504cccb8893..d07084c5d66 100644
--- a/config/controller.yaml
+++ b/config/controller.yaml
@@ -51,6 +51,15 @@ spec:
         app: tekton-pipelines-controller
         version: "devel"
     spec:
+      affinity:
+        nodeAffinity:
+          requiredDuringSchedulingIgnoredDuringExecution:
+            nodeSelectorTerms:
+              - matchExpressions:
+                - key: kubernetes.io/os
+                  operator: NotIn
+                  values:
+                  - windows
       serviceAccountName: tekton-pipelines-controller
       containers:
       - name: tekton-pipelines-controller
diff --git a/config/webhook.yaml b/config/webhook.yaml
index df33a7d56a1..63f0b20eebb 100644
--- a/config/webhook.yaml
+++ b/config/webhook.yaml
@@ -55,6 +55,14 @@ spec:
         version: "devel"
     spec:
       affinity:
+        nodeAffinity:
+          requiredDuringSchedulingIgnoredDuringExecution:
+            nodeSelectorTerms:
+              - matchExpressions:
+                - key: kubernetes.io/os
+                  operator: NotIn
+                  values:
+                  - windows
         podAntiAffinity:
           preferredDuringSchedulingIgnoredDuringExecution:
           - podAffinityTerm: