diff --git a/go.mod b/go.mod
index 5d151af1..723100ac 100644
--- a/go.mod
+++ b/go.mod
@@ -19,5 +19,5 @@ require (
 	k8s.io/code-generator v0.19.7
 	k8s.io/kube-openapi v0.0.0-20200805222855-6aeccd4b50c6
 	knative.dev/hack v0.0.0-20210426064739-88c69cd1eca7
-	knative.dev/pkg v0.0.0-20210426101439-2a0fc657a712
+	knative.dev/pkg v0.0.0-20210426180040-cfc1eed82870
 )
diff --git a/go.sum b/go.sum
index 1a0f2344..fc6a4bc6 100644
--- a/go.sum
+++ b/go.sum
@@ -1222,8 +1222,8 @@ knative.dev/hack v0.0.0-20210325223819-b6ab329907d3 h1:km0Rrh0T9/wA2pivQm1hqSPVw
 knative.dev/hack v0.0.0-20210325223819-b6ab329907d3/go.mod h1:PHt8x8yX5Z9pPquBEfIj0X66f8iWkWfR0S/sarACJrI=
 knative.dev/hack v0.0.0-20210426064739-88c69cd1eca7 h1:Z5icQ2KNCDSzTcHWMGI3KzdK/BpmgkGYdTX0RRzZul0=
 knative.dev/hack v0.0.0-20210426064739-88c69cd1eca7/go.mod h1:PHt8x8yX5Z9pPquBEfIj0X66f8iWkWfR0S/sarACJrI=
-knative.dev/pkg v0.0.0-20210426101439-2a0fc657a712 h1:cOCsX7V1QRubJdUqWW/yeD+5Pok6smz0chUq5Vi4Aq4=
-knative.dev/pkg v0.0.0-20210426101439-2a0fc657a712/go.mod h1:UtcSLHy2XIz5blWoPTA40F87zk4O7erxkCwv+7Tsmws=
+knative.dev/pkg v0.0.0-20210426180040-cfc1eed82870 h1:22gVDwcYqqZDGJOEBTBCthJH88dyTSLokOWlz1E9GIg=
+knative.dev/pkg v0.0.0-20210426180040-cfc1eed82870/go.mod h1:UtcSLHy2XIz5blWoPTA40F87zk4O7erxkCwv+7Tsmws=
 pgregory.net/rapid v0.3.3/go.mod h1:UYpPVyjFHzYBGHIxLFoupi8vwk6rXNzRY9OMvVxFIOU=
 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/pkg/client/injection/reconciler/caching/v1alpha1/image/reconciler.go b/pkg/client/injection/reconciler/caching/v1alpha1/image/reconciler.go
index 9962fd53..842c2cff 100644
--- a/pkg/client/injection/reconciler/caching/v1alpha1/image/reconciler.go
+++ b/pkg/client/injection/reconciler/caching/v1alpha1/image/reconciler.go
@@ -296,7 +296,7 @@ func (r *reconcilerImpl) Reconcile(ctx context.Context, key string) error {
 		var event *reconciler.ReconcilerEvent
 		if reconciler.EventAs(reconcileEvent, &event) {
 			logger.Infow("Returned an event", zap.Any("event", reconcileEvent))
-			r.Recorder.Eventf(resource, event.EventType, event.Reason, event.Format, event.Args...)
+			r.Recorder.Event(resource, event.EventType, event.Reason, event.Error())
 
 			// the event was wrapped inside an error, consider the reconciliation as failed
 			if _, isEvent := reconcileEvent.(*reconciler.ReconcilerEvent); !isEvent {
diff --git a/vendor/knative.dev/pkg/codegen/cmd/injection-gen/generators/reconciler_reconciler.go b/vendor/knative.dev/pkg/codegen/cmd/injection-gen/generators/reconciler_reconciler.go
index e239bf64..15fb4259 100644
--- a/vendor/knative.dev/pkg/codegen/cmd/injection-gen/generators/reconciler_reconciler.go
+++ b/vendor/knative.dev/pkg/codegen/cmd/injection-gen/generators/reconciler_reconciler.go
@@ -508,7 +508,7 @@ func (r *reconcilerImpl) Reconcile(ctx {{.contextContext|raw}}, key string) erro
 		var event *{{.reconcilerReconcilerEvent|raw}}
 		if reconciler.EventAs(reconcileEvent, &event) {
 			logger.Infow("Returned an event", zap.Any("event", reconcileEvent))
-			r.Recorder.Eventf(resource, event.EventType, event.Reason, event.Format, event.Args...)
+			r.Recorder.Event(resource, event.EventType, event.Reason, event.Error())
 
 			// the event was wrapped inside an error, consider the reconciliation as failed
 			if _, isEvent := reconcileEvent.(*reconciler.ReconcilerEvent); !isEvent {
diff --git a/vendor/knative.dev/pkg/hack/update-codegen.sh b/vendor/knative.dev/pkg/hack/update-codegen.sh
index 5f6df7e2..a8051e6d 100644
--- a/vendor/knative.dev/pkg/hack/update-codegen.sh
+++ b/vendor/knative.dev/pkg/hack/update-codegen.sh
@@ -18,23 +18,20 @@ set -o errexit
 set -o nounset
 set -o pipefail
 
-export GO111MODULE=on
+source $(dirname $0)/../vendor/knative.dev/hack/codegen-library.sh
+
 # If we run with -mod=vendor here, then generate-groups.sh looks for vendor files in the wrong place.
 export GOFLAGS=-mod=
 
-if [ -z "${GOPATH:-}" ]; then
-  export GOPATH=$(go env GOPATH)
-fi
-
-source $(dirname $0)/../vendor/knative.dev/hack/library.sh
-
-CODEGEN_PKG=${CODEGEN_PKG:-$(cd ${REPO_ROOT_DIR}; ls -d -1 $(dirname $0)/../vendor/k8s.io/code-generator 2>/dev/null || echo ../code-generator)}
+echo "=== Update Codegen for $MODULE_NAME"
 
 # generate the code with:
 # --output-base    because this script should also be able to run inside the vendor dir of
 #                  k8s.io/kubernetes. The output-base is needed for the generators to output into the vendor dir
 #                  instead of the $GOPATH directly. For normal projects this can be dropped.
 
+group "Kubernetes Codegen"
+
 # Knative Injection
 ${REPO_ROOT_DIR}/hack/generate-knative.sh "injection" \
   knative.dev/pkg/client knative.dev/pkg/apis \
@@ -60,8 +57,9 @@ VERSIONED_CLIENTSET_PKG="k8s.io/apiextensions-apiserver/pkg/client/clientset/cli
     --go-header-file ${REPO_ROOT_DIR}/hack/boilerplate/boilerplate.go.txt \
     --force-genreconciler-kinds "CustomResourceDefinition"
 
+group "Knative Codegen"
+
 # Only deepcopy the Duck types, as they are not real resources.
-chmod +x ${CODEGEN_PKG}/generate-groups.sh
 ${CODEGEN_PKG}/generate-groups.sh "deepcopy" \
   knative.dev/pkg/client knative.dev/pkg/apis \
   "duck:v1alpha1,v1beta1,v1" \
@@ -81,6 +79,7 @@ go run k8s.io/code-generator/cmd/deepcopy-gen  --input-dirs \
   -O zz_generated.deepcopy \
   --go-header-file ${REPO_ROOT_DIR}/hack/boilerplate/boilerplate.go.txt
 
+group "Update deps post-codegen"
+
 # Make sure our dependencies are up-to-date
 ${REPO_ROOT_DIR}/hack/update-deps.sh
-
diff --git a/vendor/knative.dev/pkg/reconciler/events.go b/vendor/knative.dev/pkg/reconciler/events.go
index ecad3a0f..4c85c884 100644
--- a/vendor/knative.dev/pkg/reconciler/events.go
+++ b/vendor/knative.dev/pkg/reconciler/events.go
@@ -96,5 +96,5 @@ func (e *ReconcilerEvent) As(target interface{}) bool {
 // Error returns the string that is formed by using the format string with the
 // provided args.
 func (e *ReconcilerEvent) Error() string {
-	return fmt.Sprintf(e.Format, e.Args...)
+	return fmt.Errorf(e.Format, e.Args...).Error()
 }
diff --git a/vendor/modules.txt b/vendor/modules.txt
index 29764852..a66780a9 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -665,7 +665,7 @@ k8s.io/utils/trace
 # knative.dev/hack v0.0.0-20210426064739-88c69cd1eca7
 ## explicit
 knative.dev/hack
-# knative.dev/pkg v0.0.0-20210426101439-2a0fc657a712
+# knative.dev/pkg v0.0.0-20210426180040-cfc1eed82870
 ## explicit
 knative.dev/pkg/apis
 knative.dev/pkg/apis/duck