diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index a6d267f8..86548d95 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -34,7 +34,7 @@ jobs:
         run:  make test
       - name: Template Unit Tests
         run:  make test-templates
-      - uses: codecov/codecov-action@v3
+      - uses: codecov/codecov-action@v4
         with:
           files: ./coverage.txt
           flags: unit-tests-${{ matrix.os }}
@@ -58,7 +58,7 @@ jobs:
         run: ./hack/setup-testing-images.sh
       - name: Integration Tests
         run: make test-integration
-      - uses: codecov/codecov-action@v3
+      - uses: codecov/codecov-action@v4
         with:
           files: ./coverage.txt
           flags: integration-tests
@@ -83,7 +83,7 @@ jobs:
         run: ./hack/registry.sh
       - name: E2E Test
         run: make test-e2e
-      - uses: codecov/codecov-action@v3
+      - uses: codecov/codecov-action@v4
         with:
           files: ./coverage.txt
           flags: e2e-test
@@ -115,7 +115,7 @@ jobs:
         env:
           E2E_RUNTIMES: ""
         run: make test-e2e-on-cluster
-      - uses: codecov/codecov-action@v3
+      - uses: codecov/codecov-action@v4
         with:
           files: ./coverage.txt
           flags: e2e-test-oncluster
diff --git a/.github/workflows/test-e2e-oncluster-runtime.yaml b/.github/workflows/test-e2e-oncluster-runtime.yaml
index 97f2e263..016a6c79 100644
--- a/.github/workflows/test-e2e-oncluster-runtime.yaml
+++ b/.github/workflows/test-e2e-oncluster-runtime.yaml
@@ -47,7 +47,7 @@ jobs:
           echo "::group::cluster containers logs"
           stern '.*' --all-namespaces --no-follow
           echo "::endgroup::"
-      - uses: codecov/codecov-action@v3
+      - uses: codecov/codecov-action@v4
         with:
           files: ./coverage.txt
           flags: e2e-test-oncluster-runtime
diff --git a/.github/workflows/test-e2e-oncluster.yaml b/.github/workflows/test-e2e-oncluster.yaml
index 62e6d024..5676c9b5 100644
--- a/.github/workflows/test-e2e-oncluster.yaml
+++ b/.github/workflows/test-e2e-oncluster.yaml
@@ -33,7 +33,7 @@ jobs:
           FUNC_REPO_REF: ${{ github.event.pull_request.head.repo.full_name }}
           FUNC_REPO_BRANCH_REF: ${{ github.head_ref }}
         run: make test-e2e-on-cluster
-      - uses: codecov/codecov-action@v3
+      - uses: codecov/codecov-action@v4
         with:
           files: ./coverage.txt
           flags: e2e-test-oncluster
diff --git a/.github/workflows/test-e2e-runtime.yaml b/.github/workflows/test-e2e-runtime.yaml
index 54a3f696..b104bb98 100644
--- a/.github/workflows/test-e2e-runtime.yaml
+++ b/.github/workflows/test-e2e-runtime.yaml
@@ -31,7 +31,7 @@ jobs:
         run: make
       - name: E2E runtime for ${{ matrix.runtime }}
         run: make test-e2e-runtime runtime=${{ matrix.runtime }}
-      - uses: codecov/codecov-action@v3
+      - uses: codecov/codecov-action@v4
         with:
           files: ./coverage.txt
           flags: e2e-test-runtime-${{ matrix.runtime }}
diff --git a/.github/workflows/test-e2e.yaml b/.github/workflows/test-e2e.yaml
index eee05c29..c9fa76d7 100644
--- a/.github/workflows/test-e2e.yaml
+++ b/.github/workflows/test-e2e.yaml
@@ -24,7 +24,7 @@ jobs:
         run: ./hack/registry.sh
       - name: E2E Test
         run: make test-e2e
-      - uses: codecov/codecov-action@v3
+      - uses: codecov/codecov-action@v4
         with:
           files: ./coverage.txt
           flags: e2e-test
diff --git a/.github/workflows/test-integration.yaml b/.github/workflows/test-integration.yaml
index 73c54aaf..ac2f2bdd 100644
--- a/.github/workflows/test-integration.yaml
+++ b/.github/workflows/test-integration.yaml
@@ -53,7 +53,7 @@ jobs:
           echo "::group::cluster containers logs"
           stern '.*' --all-namespaces --no-follow
           echo "::endgroup::"
-      - uses: codecov/codecov-action@v3
+      - uses: codecov/codecov-action@v4
         with:
           files: ./coverage.txt
           flags: integration-tests
diff --git a/.github/workflows/test-unit.yaml b/.github/workflows/test-unit.yaml
index fb7af163..9b586e84 100644
--- a/.github/workflows/test-unit.yaml
+++ b/.github/workflows/test-unit.yaml
@@ -35,7 +35,7 @@ jobs:
           FUNC_REPO_BRANCH_REF: ${{ github.head_ref }}
       - name: Template Unit Tests
         run: make test-templates
-      - uses: codecov/codecov-action@v3
+      - uses: codecov/codecov-action@v4
         with:
           files: ./coverage.txt
           flags: unit-tests-${{ matrix.os }}
diff --git a/pkg/builders/buildpacks/builder.go b/pkg/builders/buildpacks/builder.go
index b3ff5662..a9a30138 100644
--- a/pkg/builders/buildpacks/builder.go
+++ b/pkg/builders/buildpacks/builder.go
@@ -27,8 +27,8 @@ import (
 // DefaultName when no WithName option is provided to NewBuilder
 const DefaultName = builders.Pack
 
-var DefaultBaseBuilder = "ghcr.io/knative/builder-jammy-base:latest"
-var DefaultTinyBuilder = "ghcr.io/knative/builder-jammy-tiny:latest"
+var DefaultBaseBuilder = "ghcr.io/knative/builder-jammy-base:0.4.283"
+var DefaultTinyBuilder = "ghcr.io/knative/builder-jammy-tiny:0.0.240"
 
 var (
 	DefaultBuilderImages = map[string]string{