diff --git a/README.md b/README.md
index 448bc0f..8f37a4b 100644
--- a/README.md
+++ b/README.md
@@ -20,7 +20,7 @@ implementations of graph-theoretical algorithms and utilities in rust.
     - [x] dijkstra's algorithm (bidirectionally?)
 - [ ] general concepts
     - [x] hamilton paths and cycles
-    - [ ] euler paths and cycles (hierholzer's algorithm)
+    - [x] euler paths and cycles (hierholzer's algorithm)
     - [ ] chromatic number (graph coloring), DSATUR, edge coloring
     - [ ] connectivity, strongly connected components
         - [ ] kosaraju's algorithm