diff --git a/.buildkite/pipelines/artifacts.yml b/.buildkite/pipelines/artifacts.yml
index 4765077287615..49373fff910e2 100644
--- a/.buildkite/pipelines/artifacts.yml
+++ b/.buildkite/pipelines/artifacts.yml
@@ -6,6 +6,7 @@ steps:
       imageProject: elastic-images-prod
       provider: gcp
       machineType: c2-standard-16
+      diskSizeGb: 125
     timeout_in_minutes: 120
     retry:
       automatic:
diff --git a/.buildkite/pipelines/pull_request/base.yml b/.buildkite/pipelines/pull_request/base.yml
index e7b593f464b54..15671ff9e8d65 100644
--- a/.buildkite/pipelines/pull_request/base.yml
+++ b/.buildkite/pipelines/pull_request/base.yml
@@ -12,6 +12,7 @@ steps:
     agents:
       machineType: n2-standard-16
       preemptible: true
+      diskSizeGb: 125
     key: build
     if: "build.env('KIBANA_BUILD_ID') == null || build.env('KIBANA_BUILD_ID') == ''"
     timeout_in_minutes: 90