diff --git a/go.mod b/go.mod
index 6d35cabb43..3c2b753dd9 100644
--- a/go.mod
+++ b/go.mod
@@ -48,7 +48,7 @@ require (
 	k8s.io/gengo v0.0.0-20221011193443-fad74ee6edd9
 	k8s.io/klog/v2 v2.90.1
 	k8s.io/utils v0.0.0-20230209194617-a36077c30491
-	knative.dev/hack v0.0.0-20231016131700-2c938d4918da
+	knative.dev/hack v0.0.0-20231025074238-d4af42e9b222
 	sigs.k8s.io/yaml v1.4.0
 )
 
diff --git a/go.sum b/go.sum
index b5942e4d7e..01570e0925 100644
--- a/go.sum
+++ b/go.sum
@@ -754,8 +754,8 @@ k8s.io/kube-openapi v0.0.0-20230501164219-8b0f38b5fd1f h1:2kWPakN3i/k81b0gvD5C5F
 k8s.io/kube-openapi v0.0.0-20230501164219-8b0f38b5fd1f/go.mod h1:byini6yhqGC14c3ebc/QwanvYwhuMWF6yz2F8uwW8eg=
 k8s.io/utils v0.0.0-20230209194617-a36077c30491 h1:r0BAOLElQnnFhE/ApUsg3iHdVYYPBjNSSOMowRZxxsY=
 k8s.io/utils v0.0.0-20230209194617-a36077c30491/go.mod h1:OLgZIPagt7ERELqWJFomSt595RzquPNLL48iOWgYOg0=
-knative.dev/hack v0.0.0-20231016131700-2c938d4918da h1:xy+fvuz2LDOMsZ5UwXRaMF70NYUs9fsG+EF5/ierYBg=
-knative.dev/hack v0.0.0-20231016131700-2c938d4918da/go.mod h1:yk2OjGDsbEnQjfxdm0/HJKS2WqTLEFg/N6nUs6Rqx3Q=
+knative.dev/hack v0.0.0-20231025074238-d4af42e9b222 h1:xjfhm3OayDP+7n8cWnETiwG/TXsAeyKFQQsbxPlZ0WQ=
+knative.dev/hack v0.0.0-20231025074238-d4af42e9b222/go.mod h1:yk2OjGDsbEnQjfxdm0/HJKS2WqTLEFg/N6nUs6Rqx3Q=
 pgregory.net/rapid v1.1.0 h1:CMa0sjHSru3puNx+J0MIAuiiEV4N0qj8/cMWGBBCsjw=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
 rsc.io/quote/v3 v3.1.0/go.mod h1:yEA65RcK8LyAZtP9Kv3t0HmxON59tX3rD+tICJqUlj0=
diff --git a/vendor/knative.dev/hack/codegen-library.sh b/vendor/knative.dev/hack/codegen-library.sh
index d9cf1ce7ea..0f21d457ef 100644
--- a/vendor/knative.dev/hack/codegen-library.sh
+++ b/vendor/knative.dev/hack/codegen-library.sh
@@ -31,5 +31,5 @@ export GOBIN=${GOPATH}/bin # Set GOBIN explicitly as deepcopy-gen is installed b
 export CODEGEN_PKG=${CODEGEN_PKG:-$(cd ${REPO_ROOT_DIR}; ls -d -1 ./vendor/k8s.io/code-generator 2>/dev/null || echo ../code-generator)}
 export KNATIVE_CODEGEN_PKG=${KNATIVE_CODEGEN_PKG:-$(cd ${REPO_ROOT_DIR}; ls -d -1 ./vendor/knative.dev/pkg 2>/dev/null || echo "${REPO_ROOT_DIR}")}
 
-chmod +x ${CODEGEN_PKG}/generate-groups.sh
-chmod +x ${KNATIVE_CODEGEN_PKG}/hack/generate-knative.sh
+[ -x ${CODEGEN_PKG}/generate-groups.sh ] || chmod +x ${CODEGEN_PKG}/generate-groups.sh
+[ -x ${KNATIVE_CODEGEN_PKG}/hack/generate-knative.sh ] || chmod +x ${KNATIVE_CODEGEN_PKG}/hack/generate-knative.sh
diff --git a/vendor/modules.txt b/vendor/modules.txt
index 0ee13a78ca..d776e23784 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -1089,7 +1089,7 @@ k8s.io/utils/net
 k8s.io/utils/pointer
 k8s.io/utils/strings/slices
 k8s.io/utils/trace
-# knative.dev/hack v0.0.0-20231016131700-2c938d4918da
+# knative.dev/hack v0.0.0-20231025074238-d4af42e9b222
 ## explicit; go 1.18
 knative.dev/hack
 # sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd