diff --git a/rules.d/core-rules.sh b/rules.d/core-rules.sh
index a83d7ef7..b9517f02 100644
--- a/rules.d/core-rules.sh
+++ b/rules.d/core-rules.sh
@@ -105,7 +105,7 @@ libretro_nestopia_build_subdir="libretro"
 register_core "tyrquake"
 libretro_tyrquake_name="TyrQuake"
 libretro_tyrquake_git_url="https://github.com/libretro/tyrquake.git"
-libretro_tyrquake_build_makefile="Makefile.libretro"
+libretro_tyrquake_build_makefile="Makefile"
 
 register_core "pcsx_rearmed"
 libretro_pcsx_rearmed_name="PCSX ReARMed"
@@ -328,6 +328,26 @@ libretro_lutro_name="Lutro"
 libretro_lutro_git_url="https://github.com/libretro/libretro-lutro.git"
 libretro_lutro_build_makefile="Makefile"
 
+register_core "lutro-platformer"
+libretro_lutro_platformer_name="Lutro-Platformer"
+libretro_lutro_platformer_git_url="https://github.com/libretro/lutro-platformer.git"
+
+register_core "lutro-tetris"
+libretro_lutro_tetris_name="Lutro-tetris"
+libretro_lutro_tetris_git_url="https://github.com/libretro/lutro-tetris.git"
+
+register_core "lutro-snake"
+libretro_lutro_snake_name="Lutro-snake"
+libretro_lutro_snake_git_url="https://github.com/libretro/lutro-snake.git"
+
+register_core "lutro-iyfct"
+libretro_lutro_iyfct_name="Lutro-iyfct"
+libretro_lutro_iyfct_git_url="https://github.com/libretro/lutro-iyfct.git"
+
+register_core "lutro-game-of-life"
+libretro_lutro_game_of_life_name="Lutro-Game-of-Life"
+libretro_lutro_game_of_life_git_url="https://github.com/libretro/lutro-game-of-life.git"
+
 # CORE RULE VARIABLES
 #
 # All variables follow the format of libretro_<core>_<setting> where <core> is