diff --git a/packages/extension-subscript/src/subscript.ts b/packages/extension-subscript/src/subscript.ts
index 09d4e6cd..ead53e07 100644
--- a/packages/extension-subscript/src/subscript.ts
+++ b/packages/extension-subscript/src/subscript.ts
@@ -68,4 +68,10 @@ export const Subscript = Mark.create<SubscriptExtensionOptions>({
       },
     }
   },
+
+  addKeyboardShortcuts() {
+    return {
+      'Mod-,': () => this.editor.commands.toggleSubscript(),
+    }
+  },
 })
diff --git a/packages/extension-superscript/src/superscript.ts b/packages/extension-superscript/src/superscript.ts
index adf6a930..1560dde5 100644
--- a/packages/extension-superscript/src/superscript.ts
+++ b/packages/extension-superscript/src/superscript.ts
@@ -68,4 +68,10 @@ export const Superscript = Mark.create<SuperscriptExtensionOptions>({
       },
     }
   },
+
+  addKeyboardShortcuts() {
+    return {
+      'Mod-.': () => this.editor.commands.toggleSuperscript(),
+    }
+  },
 })