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-rw-r--r--src/emu/sound/tms5110.c2
-rw-r--r--src/emu/sound/tms5220.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/src/emu/sound/tms5110.c b/src/emu/sound/tms5110.c
index a8ff58387cb..481229a6bc3 100644
--- a/src/emu/sound/tms5110.c
+++ b/src/emu/sound/tms5110.c
@@ -481,7 +481,7 @@ void tms5110_device::process(INT16 *buffer, unsigned int size)
break;
case 2: case 3: case 4: case 5: case 6: case 7: case 8: case 9: case 10: case 11:
/* PC = 2 through 11, B cycle, write updated K1 through K10 */
- m_current_k[m_PC-2] = (m_current_k[m_PC-2] + (((m_coeff->ktable[m_PC-2][m_new_frame_k_idx[m_PC-2]] - m_current_k[m_PC-2])*(1-inhibit_state)) INTERP_SHIFT))*(((m_PC-2)>4)?(1-m_uv_zpar):(1-m_zpar));
+ m_current_k[m_PC-2] = (m_current_k[m_PC-2] + (((m_coeff->ktable[m_PC-2][m_new_frame_k_idx[m_PC-2]] - m_current_k[m_PC-2])*(1-inhibit_state)) INTERP_SHIFT))*(1-(((m_PC-2)<4)?m_zpar:m_uv_zpar));
break;
case 12: /* PC = 12 */
/* we should NEVER reach this point, PC=12 doesn't have a subcycle 2 */
diff --git a/src/emu/sound/tms5220.c b/src/emu/sound/tms5220.c
index 0e7674161db..12b718c98c7 100644
--- a/src/emu/sound/tms5220.c
+++ b/src/emu/sound/tms5220.c
@@ -879,7 +879,7 @@ void tms5220_device::process(INT16 *buffer, unsigned int size)
break;
case 2: case 3: case 4: case 5: case 6: case 7: case 8: case 9: case 10: case 11:
/* PC = 2 through 11, B cycle, write updated K1 through K10 */
- m_current_k[m_PC-2] = (m_current_k[m_PC-2] + (((m_coeff->ktable[m_PC-2][m_new_frame_k_idx[m_PC-2]] - m_current_k[m_PC-2])*(1-inhibit_state)) INTERP_SHIFT))*(((m_PC-2)>4)?(1-m_uv_zpar):(1-m_zpar));
+ m_current_k[m_PC-2] = (m_current_k[m_PC-2] + (((m_coeff->ktable[m_PC-2][m_new_frame_k_idx[m_PC-2]] - m_current_k[m_PC-2])*(1-inhibit_state)) INTERP_SHIFT))*(1-(((m_PC-2)<4)?m_zpar:m_uv_zpar));
break;
case 12: /* PC = 12 */
/* we should NEVER reach this point, PC=12 doesn't have a subcycle 2 */