diff --git a/src/engine/sysDef.cpp b/src/engine/sysDef.cpp
index 6ba055993..3414b8608 100644
--- a/src/engine/sysDef.cpp
+++ b/src/engine/sysDef.cpp
@@ -610,8 +610,8 @@ void DivEngine::registerSystems() {
     {0x24, {DIV_CMD_MULTIPCM_D1R, _("24xx: PCM Decay 1 Rate (0 to 15)"), effectValAnd<15>}},
     {0x25, {DIV_CMD_MULTIPCM_DL, _("25xx: PCM Decay Level (0 to 15)"), effectValAnd<15>}},
     {0x26, {DIV_CMD_MULTIPCM_D2R, _("26xx: PCM Decay 2 Rate (0 to 15)"), effectValAnd<15>}},
-    {0x27, {DIV_CMD_MULTIPCM_RC, _("27xx: PCM Release Rate (0 to 15)"), effectValAnd<15>}},
-    {0x28, {DIV_CMD_MULTIPCM_RR, _("28xx: PCM Rate Correction (0 to 15)"), effectValAnd<15>}},
+    {0x27, {DIV_CMD_MULTIPCM_RR, _("27xx: PCM Release Rate (0 to 15)"), effectValAnd<15>}},
+    {0x28, {DIV_CMD_MULTIPCM_RC, _("28xx: PCM Rate Correction (0 to 15)"), effectValAnd<15>}},
     {0x2c, {DIV_CMD_MULTIPCM_DAMP, _("2Cxx: PCM Damp"), effectValAnd<1>}},
     {0x2d, {DIV_CMD_MULTIPCM_PSEUDO_REVERB, _("2Dxx: PCM Pseudo Reverb"), effectValAnd<1>}},
     {0x2e, {DIV_CMD_MULTIPCM_LFO_RESET, _("2Exx: PCM LFO Reset"), effectValAnd<1>}},