diff --git a/CHANGELOG.md b/CHANGELOG.md
index a5c57517..de57edd3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,6 @@
+### 1.X - 2026-X
+- Allow `file` to be an array for `IImportDataOptions` 
+
 ### 1.51.5 - 2026-06-22
 - Pass `auditUserComment` option to `Storage.deleteStorageItem` for attaching a reason to the audit log record
 
diff --git a/package-lock.json b/package-lock.json
index a34f1fe8..d0a2a1b7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@labkey/api",
-  "version": "1.52.0",
+  "version": "1.52.1-fb-genBank.1",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@labkey/api",
-      "version": "1.52.0",
+      "version": "1.52.1-fb-genBank.1",
       "license": "Apache-2.0",
       "devDependencies": {
         "@babel/core": "8.0.1",
diff --git a/package.json b/package.json
index 2528d3e9..3cee4fc5 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@labkey/api",
-  "version": "1.52.0",
+  "version": "1.52.1-fb-genBank.1",
   "description": "JavaScript client API for LabKey Server",
   "scripts": {
     "build": "npm run build:dist && npm run build:docs",
diff --git a/src/labkey/dom/Query.ts b/src/labkey/dom/Query.ts
index 55480eca..c3c7b99d 100644
--- a/src/labkey/dom/Query.ts
+++ b/src/labkey/dom/Query.ts
@@ -99,7 +99,7 @@ export interface IImportDataOptions {
     auditUserComment?: string;
     containerPath?: string;
     failure?: Function;
-    file?: File | Element | any;
+    file?: File | File[] | Element | any;
     format?: string;
     importIdentity?: any;
     importLookupByAlternateKey?: boolean;
@@ -167,7 +167,13 @@ export function importData(options: IImportDataOptions): XMLHttpRequest {
     }
 
     if (options.file) {
-        if (options.file instanceof File) {
+        if (Array.isArray(options.file)) {
+            options.file.forEach(f => {
+                if (f instanceof File) {
+                    form.append('file', f);
+                }
+            });
+        } else if (options.file instanceof File) {
             form.append('file', options.file);
         } else if (options.file.tagName == 'INPUT' && options.file.files.length > 0) {
             form.append('file', options.file.files[0]);