diff --git a/builds/4chan-X.user.js b/builds/4chan-X.user.js
index d63bbf8c7..c0cad046a 100644
--- a/builds/4chan-X.user.js
+++ b/builds/4chan-X.user.js
@@ -5436,19 +5436,9 @@
       return QR.nodes.fileInput.click();
     },
     fileInput: function(files) {
-      var check, err, file, length, max, post, _i, _len;
+      var file, length, max, post, _i, _len;
 
-      try {
-        if (files instanceof Event) {
-          check = true;
-        }
-      } catch (_error) {
-        err = _error;
-        if (this instanceof Element) {
-          check = true;
-        }
-      }
-      if (check) {
+      if (this instanceof Element) {
         files = __slice.call(this.files);
         QR.nodes.fileInput.value = null;
       }
diff --git a/builds/crx/script.js b/builds/crx/script.js
index ab26be75f..dbd30b602 100644
--- a/builds/crx/script.js
+++ b/builds/crx/script.js
@@ -5446,19 +5446,9 @@
       return QR.nodes.fileInput.click();
     },
     fileInput: function(files) {
-      var check, err, file, length, max, post, _i, _len;
+      var file, length, max, post, _i, _len;
 
-      try {
-        if (files instanceof Event) {
-          check = true;
-        }
-      } catch (_error) {
-        err = _error;
-        if (this instanceof Element) {
-          check = true;
-        }
-      }
-      if (check) {
+      if (this instanceof Element) {
         files = __slice.call(this.files);
         QR.nodes.fileInput.value = null;
       }
diff --git a/src/Posting/QuickReply.coffee b/src/Posting/QuickReply.coffee
index be71207b9..46d13641c 100755
--- a/src/Posting/QuickReply.coffee
+++ b/src/Posting/QuickReply.coffee
@@ -443,13 +443,7 @@ QR =
     QR.nodes.fileInput.click()
 
   fileInput: (files) ->
-    try
-      if files instanceof Event # file input
-        check = true
-    catch err
-      if @ instanceof Element # file input
-        check = true
-    if check
+    if @ instanceof Element # file input, revert to "files instanceof Event" after a Pale Moon update
       files = [@files...]
       QR.nodes.fileInput.value = null # Don't hold the files from being modified on windows
     {length} = files