diff --git a/TODO.md b/TODO.md
index 6e38e83..20eb104 100644
--- a/TODO.md
+++ b/TODO.md
@@ -6,7 +6,7 @@
 # Other Features -
 1. Expose (allow setting) remark-stringify config
 2. Throw error for ignored children elements
-3. Fallback - handle other non-supported tags as html in markdown (extra attributes ??)
+3. [DONE] Fallback - handle other non-supported tags as html in markdown (extra attributes ??)
 4. Export remark types as jsx tags
 5. Returns AST from render (renderAST method)