diff --git a/stack/cas/castext2/blocks/adaptauto.block.php b/stack/cas/castext2/blocks/adaptauto.block.php
index 91be7ce53bc..9329ce53c5f 100644
--- a/stack/cas/castext2/blocks/adaptauto.block.php
+++ b/stack/cas/castext2/blocks/adaptauto.block.php
@@ -43,7 +43,7 @@ public function compile($format, $options): ?MP_Node {
         $list[] = new MP_String('script');
         $list[] = new MP_String(json_encode(['type' => 'module']));
 
-        $code = 'import {stack_js} from "' . stack_cors_link('stackjsiframe.min.js') . '";';
+        $code = 'import stack_js from "' . stack_cors_link('stackjsiframe.min.js') . '";';
         $code .= 'document.addEventListener("DOMContentLoaded", function(){';
         $list[] = new MP_String($code);
 
diff --git a/stack/cas/castext2/blocks/adaptbutton.block.php b/stack/cas/castext2/blocks/adaptbutton.block.php
index 4aab9318d60..d77197e2a01 100644
--- a/stack/cas/castext2/blocks/adaptbutton.block.php
+++ b/stack/cas/castext2/blocks/adaptbutton.block.php
@@ -53,7 +53,7 @@ public function compile($format, $options): ?MP_Node {
         $list[] = new MP_String('script');
         $list[] = new MP_String(json_encode(['type' => 'module']));
 
-        $code = "\nimport {stack_js} from '" . stack_cors_link('stackjsiframe.min.js') . "';\n";
+        $code = "\nimport stack_js from '" . stack_cors_link('stackjsiframe.min.js') . "';\n";
         $code .= "stack_js.request_access_to_input('" . $this->params['save_state'] . "', true).then((id) => {\n";
         $code .= "const input = document.getElementById(id);\n";
         $code .= "if (input.value=='true'){ hide_and_show(); }\n";
diff --git a/stack/cas/castext2/blocks/geogebra.block.php b/stack/cas/castext2/blocks/geogebra.block.php
index db4edaabca3..3f00fa73981 100644
--- a/stack/cas/castext2/blocks/geogebra.block.php
+++ b/stack/cas/castext2/blocks/geogebra.block.php
@@ -367,9 +367,9 @@ public function compile($format, $options): ?MP_Node {
         $r->items[] = new MP_String('<div style="' . $style .
             '"><div class="geogebrabox" id="geogebrabox" style="width:100%;height:100%;"></div></div><script type="module">');
         // For binding we need to import the binding libraries.
-        $r->items[] = new MP_String("\nimport {stack_js} from '" . stack_cors_link('stackjsiframe.min.js') . "';\n");
+        $r->items[] = new MP_String("\nimport stack_js from '" . stack_cors_link('stackjsiframe.min.js') . "';\n");
         // TO-DO: minify.
-        $r->items[] = new MP_String("import {stack_geogebra} from '" . stack_cors_link('stackgeogebra.js') . "';\n");
+        $r->items[] = new MP_String("import stack_geogebra from '" . stack_cors_link('stackgeogebra.js') . "';\n");
 
         // Lets define the common bits of code.
         $commonprecode = 'var presetparams = {"id":"applet","appName":"classic","width":800,"height": 600,' .
diff --git a/stack/cas/castext2/blocks/javascript.block.php b/stack/cas/castext2/blocks/javascript.block.php
index 042d0c58d35..30b417e4d3a 100644
--- a/stack/cas/castext2/blocks/javascript.block.php
+++ b/stack/cas/castext2/blocks/javascript.block.php
@@ -68,7 +68,7 @@ public function compile($format, $options): ?MP_Node {
         $r->items[] = new MP_String('&nbsp;<script type="module">');
 
         // For binding and other use we need to import the stack_js library.
-        $r->items[] = new MP_String("\nimport {stack_js} from '" . stack_cors_link('stackjsiframe.min.js') . "';\n");
+        $r->items[] = new MP_String("\nimport stack_js from '" . stack_cors_link('stackjsiframe.min.js') . "';\n");
 
         // Do we need to bind anything?
         if (count($inputs) > 0) {
diff --git a/stack/cas/castext2/blocks/jsxgraph.block.php b/stack/cas/castext2/blocks/jsxgraph.block.php
index 0d4736ec954..1f2a48fcc1d 100644
--- a/stack/cas/castext2/blocks/jsxgraph.block.php
+++ b/stack/cas/castext2/blocks/jsxgraph.block.php
@@ -180,8 +180,8 @@ public function compile($format, $options): ?MP_Node {
             '"><div class="jxgbox" id="jxgbox" style="width:100%;height:100%;"></div></div><script type="module">');
 
         // For binding we need to import the binding libraries.
-        $r->items[] = new MP_String("\nimport {stack_js} from '" . stack_cors_link('stackjsiframe.min.js') . "';\n");
-        $r->items[] = new MP_String("import {stack_jxg} from '" . stack_cors_link('stackjsxgraph.min.js') . "';\n");
+        $r->items[] = new MP_String("\nimport stack_js from '" . stack_cors_link('stackjsiframe.min.js') . "';\n");
+        $r->items[] = new MP_String("import stack_jxg from '" . stack_cors_link('stackjsxgraph.min.js') . "';\n");
 
         // Do we need to bind anything?
         if (count($inputs) > 0) {
diff --git a/stack/cas/castext2/blocks/parsons.block.php b/stack/cas/castext2/blocks/parsons.block.php
index 604361683e7..b77a102e95c 100644
--- a/stack/cas/castext2/blocks/parsons.block.php
+++ b/stack/cas/castext2/blocks/parsons.block.php
@@ -203,8 +203,8 @@ public function compile($format, $options): ?MP_Node {
         // JS script.
         $r->items[] = new MP_String('<script type="module">');
 
-        $importcode = "\nimport {stack_js} from '" . stack_cors_link('stackjsiframe.min.js') . "';\n";
-        $importcode .= "import {Sortable} from '" . stack_cors_link('sortablecore.min.js') . "';\n";
+        $importcode = "\nimport stack_js from '" . stack_cors_link('stackjsiframe.min.js') . "';\n";
+        $importcode .= "import Sortable from '" . stack_cors_link('sortablecore.min.js') . "';\n";
         $importcode .= "import {preprocess_steps,
                                 stack_sortable,
                                 get_iframe_height,
diff --git a/stack/cas/castext2/blocks/reveal.block.php b/stack/cas/castext2/blocks/reveal.block.php
index fe62603edd5..feb71408567 100644
--- a/stack/cas/castext2/blocks/reveal.block.php
+++ b/stack/cas/castext2/blocks/reveal.block.php
@@ -65,7 +65,7 @@ public function compile($format, $options): ?MP_Node {
         }
         $body->items[] = new MP_String('</div>');
 
-        $code = 'import {stack_js} from "' . stack_cors_link('stackjsiframe.min.js') . '";';
+        $code = 'import stack_js from "' . stack_cors_link('stackjsiframe.min.js') . '";';
         $code .= 'stack_js.request_access_to_input("' . $this->params['input'] . '", true).then((id) => {';
         // So that should give us access to the input.
         // Once we get the access immediately bind a listener to it.