diff --git a/graph/hopcroft_karp.cpp b/graph/hopcroft_karp.cpp
index 38bcef49f..1bb249ecc 100644
--- a/graph/hopcroft_karp.cpp
+++ b/graph/hopcroft_karp.cpp
@@ -127,7 +127,7 @@ int BGraph::hopcroftKarpAlgorithm()
 /**
  * Function documentation
  * @returns `true` if there is an augmenting path available
- * @returns 'false' if there is no augmenting path available
+ * @returns `false` if there is no augmenting path available
  */
 bool BGraph::bfs()
 {