diff --git a/packages/extension-strike/index.ts b/packages/extension-strike/index.ts
index caedb10a..1e31a8a0 100644
--- a/packages/extension-strike/index.ts
+++ b/packages/extension-strike/index.ts
@@ -20,8 +20,7 @@ const Strike = createMark({
         tag: 'strike',
       },
       {
-        style: 'text-decoration',
-        getAttrs: node => (node === 'line-through' ? {} : false),
+        style: 'text-decoration=line-through',
       },
     ]
   },
diff --git a/packages/extension-underline/index.ts b/packages/extension-underline/index.ts
index a9eeba86..91d342c6 100644
--- a/packages/extension-underline/index.ts
+++ b/packages/extension-underline/index.ts
@@ -9,8 +9,7 @@ const Underline = createMark({
         tag: 'u',
       },
       {
-        style: 'text-decoration',
-        getAttrs: node => (node === 'underline' ? {} : false),
+        style: 'text-decoration=underline',
       },
     ]
   },