diff --git a/src/engine/sysDef.cpp b/src/engine/sysDef.cpp
index 241890839..04a598906 100644
--- a/src/engine/sysDef.cpp
+++ b/src/engine/sysDef.cpp
@@ -1421,7 +1421,7 @@ void DivEngine::registerSystems() {
     {"FM 1", "FM 2", "FM 3", "FM 4", "FM 5", "FM 6", "Kick/FM 7", "Snare", "Tom", "Top", "HiHat", "ADPCM"},
     {"F1", "F2", "F3", "F4", "F5", "F6", "BD", "SD", "TM", "TP", "HH", "P"},
     {DIV_CH_FM, DIV_CH_FM, DIV_CH_FM, DIV_CH_FM, DIV_CH_FM, DIV_CH_FM, DIV_CH_NOISE, DIV_CH_NOISE, DIV_CH_NOISE, DIV_CH_NOISE, DIV_CH_NOISE, DIV_CH_PCM},
-    {DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL_DRUMS, DIV_INS_OPL_DRUMS, DIV_INS_OPL_DRUMS, DIV_INS_OPL_DRUMS, DIV_INS_AMIGA},
+    {DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL_DRUMS, DIV_INS_OPL_DRUMS, DIV_INS_OPL_DRUMS, DIV_INS_OPL_DRUMS, DIV_INS_ADPCMB},
     {DIV_INS_NULL, DIV_INS_NULL, DIV_INS_NULL, DIV_INS_NULL, DIV_INS_NULL, DIV_INS_NULL, DIV_INS_NULL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_AMIGA},
     fmEffectHandlerMap,
     fmOPLPostEffectHandlerMap