diff --git a/.prow.yaml b/.prow.yaml
index 25742b1..4f128e3 100644
--- a/.prow.yaml
+++ b/.prow.yaml
@@ -125,3 +125,22 @@ presubmits:
             requests:
               memory: 4Gi
               cpu: 2
+
+  - name: pull-api-syncagent-test-e2e-kcp-0.29
+    always_run: true
+    decorate: true
+    clone_uri: "https://github.com/kcp-dev/api-syncagent"
+    labels:
+      preset-goproxy: "true"
+    spec:
+      containers:
+        - image: ghcr.io/kcp-dev/infra/build:1.24.9-1
+          command:
+            - hack/ci/run-e2e-tests.sh
+          env:
+            - name: KCP_VERSION
+              value: "0.29.0"
+          resources:
+            requests:
+              memory: 4Gi
+              cpu: 2
diff --git a/Makefile b/Makefile
index 95dbbf1..7ced5f3 100644
--- a/Makefile
+++ b/Makefile
@@ -73,8 +73,14 @@ build-tests:
 
 .PHONY: clean
 clean:
-	rm -rf $(BUILD_DEST) $(UGET_DIRECTORY)
-	@echo "Cleaned $(BUILD_DEST) and $(UGET_DIRECTORY)"
+	rm -rf $(BUILD_DEST)
+	@echo "Cleaned $(BUILD_DEST)."
+
+.PHONY: clean-tools
+clean-tools:
+	if [ -d $(UGET_DIRECTORY)/k8s ]; then chmod -R +w $(UGET_DIRECTORY)/k8s; fi
+	rm -rf $(UGET_DIRECTORY)
+	@echo "Cleaned $(UGET_DIRECTORY)."
 
 .PHONY: lint
 lint: install-golangci-lint
@@ -154,6 +160,7 @@ install-yq:
 	@UNCOMPRESSED=true hack/uget.sh https://github.com/mikefarah/yq/releases/download/v{VERSION}/yq_{GOOS}_{GOARCH} yq $(YQ_VERSION) yq_*
 
 .PHONY: install-kcp
+install-kcp: UGET_CHECKSUMS=false # do not checksum because the version regularly gets overwritten in CI jobs
 install-kcp:
 	@hack/uget.sh https://github.com/kcp-dev/kcp/releases/download/v{VERSION}/kcp_{VERSION}_{GOOS}_{GOARCH}.tar.gz kcp $(KCP_VERSION)
 
@@ -182,7 +189,7 @@ install-reconciler-gen:
 
 .PHONY: update-tools
 update-tools: UGET_UPDATE=true
-update-tools: clean install-boilerplate install-gimps install-golangci-lint install-kubectl install-yq
+update-tools: clean-tools install-boilerplate install-gimps install-golangci-lint install-kubectl install-yq
 
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 ### docs