diff --git a/packages/extension-subscript/src/subscript.ts b/packages/extension-subscript/src/subscript.ts
index 066362072..493391514 100644
--- a/packages/extension-subscript/src/subscript.ts
+++ b/packages/extension-subscript/src/subscript.ts
@@ -66,4 +66,10 @@ 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 26a348aae..efea644b9 100644
--- a/packages/extension-superscript/src/superscript.ts
+++ b/packages/extension-superscript/src/superscript.ts
@@ -66,4 +66,10 @@ export const Superscript = Mark.create<SuperscriptExtensionOptions>({
       },
     }
   },
+
+  addKeyboardShortcuts() {
+    return {
+      'Mod-.': () => this.editor.commands.toggleSuperscript(),
+    }
+  },
 })