diff --git a/package.json b/package.json
index 484dd27..b42d04b 100644
--- a/package.json
+++ b/package.json
@@ -15,7 +15,7 @@
     "url": "git://github.com/ivmartel/dwv-simplistic.git"
   },
   "dependencies": {
-    "dwv": "0.32.6"
+    "dwv": "0.33.0"
   },
   "devDependencies": {
     "eslint": "^8.53.0",
diff --git a/src/appgui.js b/src/appgui.js
index cae4484..40ff9f7 100644
--- a/src/appgui.js
+++ b/src/appgui.js
@@ -305,8 +305,9 @@ dwvsimple.Gui = function (app, tools, uid) {
     };
     app.setDataViewConfigs(config);
     // render data
-    for (var i = 0; i < app.getNumberOfLoadedData(); ++i) {
-      app.render(i);
+    var dataIds = app.getDataIds();
+    for (var i = 0; i < dataIds.length; ++i) {
+      app.render(dataIds[i]);
     }
   };
 
@@ -367,7 +368,7 @@ dwvsimple.Gui = function (app, tools, uid) {
     var modalScrollDiv = document.createElement('div');
     modalScrollDiv.className = 'modal-content-scroll';
 
-    var metaData = app.getMetaData(0);
+    var metaData = app.getMetaData('0');
 
     // InstanceNumber
     var instanceElement = metaData['00200013'];
diff --git a/yarn.lock b/yarn.lock
index c38c4c5..8bf2837 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -400,12 +400,12 @@ duplexify@^3.5.1:
     readable-stream "^2.0.0"
     stream-shift "^1.0.0"
 
-dwv@0.32.6:
-  version "0.32.6"
-  resolved "https://registry.yarnpkg.com/dwv/-/dwv-0.32.6.tgz#0d9bba6ce143adb6173771ed6d0b6750b9a0f4ab"
-  integrity sha512-PRjuBMJruhK1ZeEWhnLZa1uP1By1Kyf8GWJPv0f5/VqyTF60CHwDvsa2OilP5YFBKnPh5dd9hgQ3FR0nWnAvGA==
+dwv@0.33.0:
+  version "0.33.0"
+  resolved "https://registry.yarnpkg.com/dwv/-/dwv-0.33.0.tgz#727ba406593c52b10d8efbc4a54012f08de62f2d"
+  integrity sha512-RhfiUedI+4RNEjaLrfDoVjTm9gYVAAaZgKGZlwg7x6lU5nHGuipRjbHRhz+xfgiCPZ/s6t1+cQLkNw5rrr7Wjg==
   dependencies:
-    jszip "~3.10.1"
+    jszip "^3.10.1"
     konva "~8.4.2"
     magic-wand-tool "~1.1.7"
 
@@ -1164,7 +1164,7 @@ json-stable-stringify-without-jsonify@^1.0.1:
   resolved "https://registry.yarnpkg.com/json-stable-stringify-without-jsonify/-/json-stable-stringify-without-jsonify-1.0.1.tgz#9db7b59496ad3f3cfef30a75142d2d930ad72651"
   integrity sha1-nbe1lJatPzz+8wp1FC0tkwrXJlE=
 
-jszip@~3.10.1:
+jszip@^3.10.1:
   version "3.10.1"
   resolved "https://registry.yarnpkg.com/jszip/-/jszip-3.10.1.tgz#34aee70eb18ea1faec2f589208a157d1feb091c2"
   integrity sha512-xXDvecyTpGLrqFrvkrUSoxxfJI5AH7U8zxxtVclpsUtMCq4JQ290LY8AW5c7Ggnr/Y/oK+bQMbqK2qmtk3pN4g==