diff --git a/packages/_infra/src/cogify/index.ts b/packages/_infra/src/cogify/index.ts
index d9f6f68ca..a8fa6da71 100644
--- a/packages/_infra/src/cogify/index.ts
+++ b/packages/_infra/src/cogify/index.ts
@@ -8,6 +8,7 @@ import { createHash } from 'crypto';
 import { TileMetadataTableArn } from '../serve/db.js';
 import { ScratchData } from './mount.folder.js';
 import { Construct } from 'constructs';
+import { getConfig } from '../config.js';
 
 /**
  * Cogification infrastructure
@@ -126,6 +127,8 @@ export class CogBuilderStack extends cdk.Stack {
       },
     });
 
+    const config = getConfig();
+
     new batch.CfnJobDefinition(this, 'CogBatchJobDef', {
       jobDefinitionName: 'CogBatchJob',
       type: 'container',
@@ -145,7 +148,7 @@ export class CogBuilderStack extends cdk.Stack {
          * Eg a instance with 8192MB allocates 7953MB usable
          */
         memory: 3900,
-        environment: [{ name: Env.TempFolder, value: ScratchData.Folder }],
+        environment: [{ name: Env.TempFolder, value: ScratchData.Folder, [Env.PublicUrlBase]: config.PublicUrlBase }],
         mountPoints: [{ containerPath: ScratchData.Folder, sourceVolume: 'scratch' }],
         volumes: [{ name: 'scratch', host: { sourcePath: ScratchData.Folder } }],
       },
diff --git a/packages/config/src/dynamo/dynamo.config.ts b/packages/config/src/dynamo/dynamo.config.ts
index bbe8b6029..01afa87a3 100644
--- a/packages/config/src/dynamo/dynamo.config.ts
+++ b/packages/config/src/dynamo/dynamo.config.ts
@@ -24,7 +24,7 @@ export class ConfigProviderDynamo extends BasemapsConfigProvider {
 
   constructor(tableName: string) {
     super();
-    this.dynamo = new DynamoDB({});
+    this.dynamo = new DynamoDB({ region: 'ap-southeast-2' });
     this.tableName = tableName;
   }