diff --git a/src/mame/drivers/srmp6.cpp b/src/mame/drivers/srmp6.cpp
index dac779fcbc1..2643a5ee1b6 100644
--- a/src/mame/drivers/srmp6.cpp
+++ b/src/mame/drivers/srmp6.cpp
@@ -26,6 +26,8 @@ TODO:
  - fix DMA operations
  - fix video emulation
 
+Video reference : https://youtu.be/wNm3tu1iGvM
+
 Are there other games on this 'System S12' hardware ???
 
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