diff --git a/strings/knuth_morris_pratt.cpp b/strings/knuth_morris_pratt.cpp
index d53948d98..41be1561a 100644
--- a/strings/knuth_morris_pratt.cpp
+++ b/strings/knuth_morris_pratt.cpp
@@ -14,7 +14,7 @@
 
 #include <iostream>
 #ifdef _MSC_VER
-#include <string>  // use this for MS Visucal C++
+#include <string>  // use this for MS Visual C++
 #else
 #include <cstring>
 #endif