diff --git a/game/BUILD.bazel b/hk21/game/BUILD.bazel
similarity index 100%
rename from game/BUILD.bazel
rename to hk21/game/BUILD.bazel
diff --git a/game/main.cpp b/hk21/game/main.cpp
similarity index 100%
rename from game/main.cpp
rename to hk21/game/main.cpp