diff --git a/.github/workflows/cpp.yaml b/.github/workflows/cpp.yaml
index 813b991..9919294 100644
--- a/.github/workflows/cpp.yaml
+++ b/.github/workflows/cpp.yaml
@@ -20,7 +20,7 @@ jobs:
     - name: Lint with cpplint
       run: |
         pip install cpplint
-        cpplint */*.cpp */*.h
+        cpplint */*.cpp */*.hpp
     - name: Prepare cmake
       run: |
         cmake -S . -B build
diff --git a/tictactoe_cpp/src/tictactoe.cpp b/tictactoe_cpp/src/tictactoe.cpp
index 3d21884..43eeb4f 100644
--- a/tictactoe_cpp/src/tictactoe.cpp
+++ b/tictactoe_cpp/src/tictactoe.cpp
@@ -1,6 +1,5 @@
 // Copyright 2022-2024 Jan-Eric Nitschke. All rights reserved.
 
-#include <Random.hpp>
 #include <tictactoe.hpp>
 
 #include <algorithm>
@@ -12,6 +11,8 @@
 #include <unordered_map>
 #include <vector>
 
+#include <Random.hpp>
+
 std::ostream &operator<<(std::ostream &os, const GameState &obj) {
   os << static_cast<std::underlying_type<GameState>::type>(obj);
   return os;