diff --git a/.changeset/forty-emus-repeat.md b/.changeset/forty-emus-repeat.md
new file mode 100644
index 0000000000..243105c9ba
--- /dev/null
+++ b/.changeset/forty-emus-repeat.md
@@ -0,0 +1,5 @@
+---
+'@udecode/plate-basic-marks': patch
+---
+
+Fix editor shortcuts for subscript and superscript marks.
diff --git a/packages/basic-marks/src/react/SubscriptPlugin.tsx b/packages/basic-marks/src/react/SubscriptPlugin.tsx
index e4554ae8ca..ef696eb25a 100644
--- a/packages/basic-marks/src/react/SubscriptPlugin.tsx
+++ b/packages/basic-marks/src/react/SubscriptPlugin.tsx
@@ -8,7 +8,7 @@ export const SubscriptPlugin = toPlatePlugin(
   ({ editor, type }) => ({
     shortcuts: {
       toggleSubscript: {
-        keys: [[Key.Mod, ',']],
+        keys: [[Key.Mod, 'comma']],
         preventDefault: true,
         handler: () => {
           editor.tf.toggleMark(type, {
diff --git a/packages/basic-marks/src/react/SuperscriptPlugin.tsx b/packages/basic-marks/src/react/SuperscriptPlugin.tsx
index 485a7e22b5..c56cd68e02 100644
--- a/packages/basic-marks/src/react/SuperscriptPlugin.tsx
+++ b/packages/basic-marks/src/react/SuperscriptPlugin.tsx
@@ -8,7 +8,7 @@ export const SuperscriptPlugin = toPlatePlugin(
   ({ editor, type }) => ({
     shortcuts: {
       toggleSuperscript: {
-        keys: [[Key.Mod, '.']],
+        keys: [[Key.Mod, 'period']],
         preventDefault: true,
         handler: () => {
           editor.tf.toggleMark(type, {