diff --git a/.changeset/shaggy-plants-smell.md b/.changeset/shaggy-plants-smell.md
new file mode 100644
index 000000000..a0d86c9bb
--- /dev/null
+++ b/.changeset/shaggy-plants-smell.md
@@ -0,0 +1,7 @@
+---
+"@marko/translator-default": patch
+"@marko/compiler": patch
+"marko": patch
+---
+
+Fix issue with the "ignoreUnrecognizedTags" compiler option being used with dynamic tags that have attribute tags.
diff --git a/packages/translator-default/src/tag/index.js b/packages/translator-default/src/tag/index.js
index e8c88eb58..d42dcf5ce 100644
--- a/packages/translator-default/src/tag/index.js
+++ b/packages/translator-default/src/tag/index.js
@@ -46,7 +46,11 @@ export default {
     }
 
     if (!isAttributeTag(path)) {
-      if (path.hub.file.markoOpts.ignoreUnrecognizedTags && !tagDef) {
+      if (
+        path.hub.file.markoOpts.ignoreUnrecognizedTags &&
+        !tagDef &&
+        !isDynamicTag(path)
+      ) {
         findAttributeTags(path).forEach(function replaceAttrTagName(child) {
           child.set(
             "name",