diff --git a/scripts/src/agentrun.ts b/scripts/src/agentrun.ts
index 8c28d1a6..085957cc 100644
--- a/scripts/src/agentrun.ts
+++ b/scripts/src/agentrun.ts
@@ -3929,7 +3929,7 @@ function yamlLanePipelineRunCreateScript(spec: AgentRunLaneSpec, sourceCommit: s
         { name: "tools-image", value: spec.ci.toolsImage },
       ],
       workspaces: [
-        { name: "source", emptyDir: {} },
+        { name: "source", volumeClaimTemplate: { spec: { accessModes: ["ReadWriteOnce"], resources: { requests: { storage: "4Gi" } } } } },
         { name: "git-ssh", secret: { secretName: spec.gitMirror.sshSecretName } },
       ],
     },