diff --git a/src/engine/sysDef.cpp b/src/engine/sysDef.cpp
index 384b0726a..d2ab92490 100644
--- a/src/engine/sysDef.cpp
+++ b/src/engine/sysDef.cpp
@@ -1638,7 +1638,7 @@ void DivEngine::registerSystems() {
     _("Yamaha YMF278B (OPL4)"), NULL, 0xae, 0, 42, true, true, 0x151, false, (1U<<DIV_SAMPLE_DEPTH_8BIT)|(1U<<DIV_SAMPLE_DEPTH_16BIT), 0, 0,
     _("like OPL3, but this time it also has a 24-channel version of MultiPCM."),
     {_("4OP 1"), _("FM 2"), _("4OP 3"), _("FM 4"), _("4OP 5"), _("FM 6"), _("4OP 7"), _("FM 8"), _("4OP 9"), _("FM 10"), _("4OP 11"), _("FM 12"), _("FM 13"), _("FM 14"), _("FM 15"), _("FM 16"), _("FM 17"), _("FM 18"), _("PCM 1"), _("PCM 2"), _("PCM 3"), _("PCM 4"), _("PCM 5"), _("PCM 6"), _("PCM 7"), _("PCM 8"), _("PCM 9"), _("PCM 10"), _("PCM 11"), _("PCM 12"), _("PCM 13"), _("PCM 14"), _("PCM 15"), _("PCM 16"), _("PCM 17"), _("PCM 18"), _("PCM 19"), _("PCM 20"), _("PCM 21"), _("PCM 22"), _("PCM 23"), _("PCM 24")},
-    {"F1", "F2", "F3", "F4", "F5", "F6", "F7", "F8", "F9", "F10", "F11", "F12", "F13", "F14", "F15", "F16", "F17", "F18", "P1", "P2", "P3", "P4", "P5", "P6", "P7", "P8", "P8", "P10", "P11", "P12", "P13", "P14", "P15", "P16", "P17", "P18", "P19", "P20", "P21", "P22", "P23", "P24"},
+    {"F1", "F2", "F3", "F4", "F5", "F6", "F7", "F8", "F9", "F10", "F11", "F12", "F13", "F14", "F15", "F16", "F17", "F18", "P1", "P2", "P3", "P4", "P5", "P6", "P7", "P8", "P9", "P10", "P11", "P12", "P13", "P14", "P15", "P16", "P17", "P18", "P19", "P20", "P21", "P22", "P23", "P24"},
     {DIV_CH_OP, DIV_CH_FM, DIV_CH_OP, DIV_CH_FM, DIV_CH_OP, DIV_CH_FM, DIV_CH_OP, DIV_CH_FM, DIV_CH_OP, DIV_CH_FM, DIV_CH_OP, DIV_CH_FM, DIV_CH_FM, DIV_CH_FM, DIV_CH_FM, DIV_CH_FM, DIV_CH_FM, DIV_CH_FM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, 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, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM},
     {DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA},
@@ -1651,7 +1651,7 @@ void DivEngine::registerSystems() {
     _("Yamaha YMF278B (OPL4) with drums"), NULL, 0xaf, 0, 44, true, true, 0x151, false, (1U<<DIV_SAMPLE_DEPTH_8BIT)|(1U<<DIV_SAMPLE_DEPTH_16BIT), 0, 0,
     _("the OPL4 but with drums mode turned on."),
     {_("4OP 1"), _("FM 2"), _("4OP 3"), _("FM 4"), _("4OP 5"), _("FM 6"), _("4OP 7"), _("FM 8"), _("4OP 9"), _("FM 10"), _("4OP 11"), _("FM 12"), _("FM 13"), _("FM 14"), _("FM 15"), _("Kick/FM 16"), _("Snare"), _("Tom"), _("Top"), _("HiHat"), _("PCM 1"), _("PCM 2"), _("PCM 3"), _("PCM 4"), _("PCM 5"), _("PCM 6"), _("PCM 7"), _("PCM 8"), _("PCM 9"), _("PCM 10"), _("PCM 11"), _("PCM 12"), _("PCM 13"), _("PCM 14"), _("PCM 15"), _("PCM 16"), _("PCM 17"), _("PCM 18"), _("PCM 19"), _("PCM 20"), _("PCM 21"), _("PCM 22"), _("PCM 23"), _("PCM 24")},
-    {"F1", "F2", "F3", "F4", "F5", "F6", "F7", "F8", "F9", "F10", "F11", "F12", "F13", "F14", "F15", "BD", "SD", "TM", "TP", "HH", "P1", "P2", "P3", "P4", "P5", "P6", "P7", "P8", "P8", "P10", "P11", "P12", "P13", "P14", "P15", "P16", "P17", "P18", "P19", "P20", "P21", "P22", "P23", "P24"},
+    {"F1", "F2", "F3", "F4", "F5", "F6", "F7", "F8", "F9", "F10", "F11", "F12", "F13", "F14", "F15", "BD", "SD", "TM", "TP", "HH", "P1", "P2", "P3", "P4", "P5", "P6", "P7", "P8", "P9", "P10", "P11", "P12", "P13", "P14", "P15", "P16", "P17", "P18", "P19", "P20", "P21", "P22", "P23", "P24"},
     {DIV_CH_OP, DIV_CH_FM, DIV_CH_OP, DIV_CH_FM, DIV_CH_OP, DIV_CH_FM, DIV_CH_OP, DIV_CH_FM, DIV_CH_OP, DIV_CH_FM, DIV_CH_OP, 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_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, DIV_CH_PCM, 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, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM, DIV_INS_OPL4PCM},
     {DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_OPL, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA, DIV_INS_AMIGA},