diff --git a/server-data-store/src/test/javascript/server-data-store-client.html b/server-data-store/src/test/javascript/server-data-store-client.html
index 1c10ed71adcd3410bb6e6a5885370867138a00a7..022e991e2e7975be300f1950382c7d51b139c96a 100644
--- a/server-data-store/src/test/javascript/server-data-store-client.html
+++ b/server-data-store/src/test/javascript/server-data-store-client.html
@@ -110,7 +110,7 @@
                 </tr>
                 <tr>
                     <td><label>Is directory:</label></td>
-                    <td><input type="checkbox" id="create-directory"></td>
+                    <td><input type="checkbox" id="create-directory" value="true"></td>
                 </tr>
             </table>
             <button id="create-submit">Create</button>
diff --git a/server-data-store/src/test/javascript/server-data-store-client.js b/server-data-store/src/test/javascript/server-data-store-client.js
index 855b15fe0f6e97a0efb5c8e754382fb1043f40a4..38f1fb91130d149785b350176899fccf402cf570 100644
--- a/server-data-store/src/test/javascript/server-data-store-client.js
+++ b/server-data-store/src/test/javascript/server-data-store-client.js
@@ -225,7 +225,8 @@ window.onload = function() {
 	};
 
 	document.getElementById("create-submit").onclick = function() {
-		datastoreServer.create(owner, document.getElementById("create-path").value.trim(), document.getElementById("create-directory").value,
+		datastoreServer.create(owner, document.getElementById("create-path").value.trim(),
+			document.getElementById("create-directory").checked,
 			(_ => {
 				showEntries();
 			}));