diff --git a/.kokoro/presubmit/node18/common.cfg b/.kokoro/presubmit/node18/common.cfg
index a7b01add..6f3e1fbd 100644
--- a/.kokoro/presubmit/node18/common.cfg
+++ b/.kokoro/presubmit/node18/common.cfg
@@ -16,7 +16,7 @@ build_file: "nodejs-vertexai/.kokoro/trampoline_v2.sh"
 # Configure the docker image for kokoro-trampoline.
 env_vars: {
     key: "TRAMPOLINE_IMAGE"
-    value: "gcr.io/cloud-devrel-kokoro-resources/node:18-user"
+    value: "us-central1-docker.pkg.dev/cloud-sdk-release-custom-pool/release-images/node18"
 }
 env_vars: {
     key: "TRAMPOLINE_BUILD_FILE"
diff --git a/.kokoro/presubmit/node18/docs.cfg b/.kokoro/presubmit/node18/docs.cfg
index 6bead8ae..2f06b81e 100644
--- a/.kokoro/presubmit/node18/docs.cfg
+++ b/.kokoro/presubmit/node18/docs.cfg
@@ -1,7 +1,7 @@
 # doc publications use a Python image.
 env_vars: {
     key: "TRAMPOLINE_IMAGE"
-    value: "gcr.io/cloud-devrel-kokoro-resources/node:18-user"
+    value: "us-central1-docker.pkg.dev/cloud-sdk-release-custom-pool/release-images/node18"
 }
 
 # Download trampoline resources.
diff --git a/.kokoro/release/docs-devsite.cfg b/.kokoro/release/docs-devsite.cfg
index bb3a0078..aca7773a 100644
--- a/.kokoro/release/docs-devsite.cfg
+++ b/.kokoro/release/docs-devsite.cfg
@@ -11,7 +11,7 @@ before_action {
 # doc publications use a Python image.
 env_vars: {
     key: "TRAMPOLINE_IMAGE"
-    value: "gcr.io/cloud-devrel-kokoro-resources/node:18-user"
+    value: "us-central1-docker.pkg.dev/cloud-sdk-release-custom-pool/release-images/node18"
 }
 
 # Download trampoline resources.
diff --git a/.kokoro/release/docs.cfg b/.kokoro/release/docs.cfg
index a4d7d6d4..c9800ff7 100644
--- a/.kokoro/release/docs.cfg
+++ b/.kokoro/release/docs.cfg
@@ -11,7 +11,7 @@ before_action {
 # doc publications use a Python image.
 env_vars: {
     key: "TRAMPOLINE_IMAGE"
-    value: "gcr.io/cloud-devrel-kokoro-resources/node:18-user"
+    value: "us-central1-docker.pkg.dev/cloud-sdk-release-custom-pool/release-images/node18"
 }
 
 # Download trampoline resources.
diff --git a/.kokoro/release/publish.cfg b/.kokoro/release/publish.cfg
index a0a36f46..c0aad937 100644
--- a/.kokoro/release/publish.cfg
+++ b/.kokoro/release/publish.cfg
@@ -30,7 +30,7 @@ build_file: "nodejs-vertexai/.kokoro/trampoline_v2.sh"
 # Configure the docker image for kokoro-trampoline.
 env_vars: {
     key: "TRAMPOLINE_IMAGE"
-    value: "gcr.io/cloud-devrel-kokoro-resources/node:18-user"
+    value: "us-central1-docker.pkg.dev/cloud-sdk-release-custom-pool/release-images/node18"
 }
 
 env_vars: {