diff --git a/theme/license-footer.js b/theme/license-footer.js
index b54c66d..752a0a0 100644
--- a/theme/license-footer.js
+++ b/theme/license-footer.js
@@ -8,25 +8,22 @@
     return location.pathname.indexOf("/doc/") === 0;
   }
 
-  function findTarget() {
-    var pm = document.querySelector(".ProseMirror");
-    if (pm && pm.parentElement) return pm.parentElement;
-    return (
-      document.querySelector("article") ||
-      document.querySelector("[role=main]") ||
-      document.querySelector("main")
-    );
+  function removeAll() {
+    document.querySelectorAll(".cc-license-footer").forEach(function (el) {
+      el.remove();
+    });
   }
 
   function render() {
-    var existing = document.querySelector(".cc-license-footer");
     if (!isDoc()) {
-      if (existing) existing.remove();
+      removeAll();
       return;
     }
-    if (existing) return;
-    var target = findTarget();
-    if (!target) return;
+    var pm = document.querySelector(".ProseMirror");
+    if (!pm || !pm.parentElement) return;
+    var target = pm.parentElement;
+    if (target.querySelector(":scope > .cc-license-footer")) return;
+    removeAll();
     var footer = document.createElement("footer");
     footer.className = "cc-license-footer";
     var p = document.createElement("p");