diff --git a/docs/index.md b/docs/index.md
index d4b3acc2..8439d04b 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -13,7 +13,7 @@
 
 ## Example code
 
-```cpp
+```c++
 // Required on Windows
 ix::initNetSystem();