diff --git a/Pipfile.lock b/Pipfile.lock
index f5c4e20aa..47c74650d 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1205,11 +1205,11 @@
         },
         "rapid-router": {
             "hashes": [
-                "sha256:817c9b296af5956eb16289751706ffe6b0282be8b8f13fecd892b2cf6112467a",
-                "sha256:8841f2b8c9d9be81a42c64a4a2cd3a210ee59b83c041ff5feeabcb2ed4ccb9fb"
+                "sha256:2b2e285ae908559e179d17de0befb0e0fa47d825a239feeaa313b66025d51aa8",
+                "sha256:63fbffcddd1f060ecd1d38d496c92224d7bbcfbf323b96cb67b9547096165751"
             ],
             "index": "pypi",
-            "version": "==7.2.0"
+            "version": "==7.2.2"
         },
         "requests": {
             "hashes": [
diff --git a/portal/templates/portal/teach/teacher_edit_class.html b/portal/templates/portal/teach/teacher_edit_class.html
index c09afe009..19f5a4d13 100644
--- a/portal/templates/portal/teach/teacher_edit_class.html
+++ b/portal/templates/portal/teach/teacher_edit_class.html
@@ -13,9 +13,14 @@
         // Uncheck the checkboxes that correspond to the already-locked levels
         $(document).ready(function(){
             const lockedLevelsIds = {{ locked_levels }};
+            const lockedWorksheetIds = {{ locked_worksheet_ids }};
 
             lockedLevelsIds.forEach(function(lockedLevelId) {
-                const selector = `[value="${lockedLevelId}"]`;
+                const selector = `[value="level:${lockedLevelId}"]`;
+                $(selector).click();
+            })
+            lockedWorksheetIds.forEach(function(lockedWorksheetId) {
+                const selector = `[value="worksheet:${lockedWorksheetId}"]`;
                 $(selector).click();
             })
         })
diff --git a/portal/views/teacher/teach.py b/portal/views/teacher/teach.py
index 2adf572b3..00ae31f2e 100644
--- a/portal/views/teacher/teach.py
+++ b/portal/views/teacher/teach.py
@@ -303,6 +303,8 @@ def teacher_edit_class(request, access_code):
     locked_levels = klass.locked_levels.all()
     locked_levels_ids = [locked_level.id for locked_level in locked_levels]
 
+    locked_worksheet_ids = [worksheet.id for worksheet in klass.locked_worksheets.all()]
+
     form = ClassEditForm(
         initial={
             "name": klass.name,
@@ -336,6 +338,7 @@ def teacher_edit_class(request, access_code):
             "blockly_episodes": blockly_episodes,
             "python_episodes": python_episodes,
             "locked_levels": locked_levels_ids,
+            "locked_worksheet_ids": locked_worksheet_ids,
             "class": klass,
             "external_requests_message": external_requests_message,
         },