diff --git a/src/sound/snd_sb.c b/src/sound/snd_sb.c
index 9a9a9978a..de9b71f9b 100644
--- a/src/sound/snd_sb.c
+++ b/src/sound/snd_sb.c
@@ -3938,7 +3938,7 @@ ess_x688_init(UNUSED(const device_t *info))
     fm_driver_get(info->local ? FM_ESFM : FM_YMF262, &ess->opl);
 
     sb_dsp_set_real_opl(&ess->dsp, 1);
-    sb_dsp_init(&ess->dsp, SBPRO_DSP_302, info->local ? SB_SUBTYPE_ESS_ES1688 : SB_SUBTYPE_ESS_ES688, ess);
+    sb_dsp_init(&ess->dsp, SBPRO_DSP_301, info->local ? SB_SUBTYPE_ESS_ES1688 : SB_SUBTYPE_ESS_ES688, ess);
     sb_dsp_setaddr(&ess->dsp, addr);
     sb_dsp_setirq(&ess->dsp, device_get_config_int("irq"));
     sb_dsp_setdma8(&ess->dsp, device_get_config_int("dma"));
@@ -4050,7 +4050,7 @@ ess_x688_pnp_init(UNUSED(const device_t *info))
     fm_driver_get(info->local ? FM_ESFM : FM_YMF262, &ess->opl);
 
     sb_dsp_set_real_opl(&ess->dsp, 1);
-    sb_dsp_init(&ess->dsp, SBPRO_DSP_302, info->local ? SB_SUBTYPE_ESS_ES1688 : SB_SUBTYPE_ESS_ES688, ess);
+    sb_dsp_init(&ess->dsp, SBPRO_DSP_301, info->local ? SB_SUBTYPE_ESS_ES1688 : SB_SUBTYPE_ESS_ES688, ess);
     sb_dsp_setdma16_supported(&ess->dsp, 0);
     ess_mixer_reset(ess);
 
@@ -4136,7 +4136,7 @@ ess_x688_mca_init(UNUSED(const device_t *info))
     fm_driver_get(info->local ? FM_ESFM : FM_YMF262, &ess->opl);
 
     sb_dsp_set_real_opl(&ess->dsp, 1);
-    sb_dsp_init(&ess->dsp, SBPRO_DSP_302, info->local ? SB_SUBTYPE_ESS_ES1688 : SB_SUBTYPE_ESS_ES688, ess);
+    sb_dsp_init(&ess->dsp, SBPRO_DSP_301, info->local ? SB_SUBTYPE_ESS_ES1688 : SB_SUBTYPE_ESS_ES688, ess);
     sb_dsp_setdma16_supported(&ess->dsp, 0);
     ess_mixer_reset(ess);