diff --git a/core/hw/aica/aica_if.cpp b/core/hw/aica/aica_if.cpp
index 76d148d50..687e125cb 100644
--- a/core/hw/aica/aica_if.cpp
+++ b/core/hw/aica/aica_if.cpp
@@ -222,20 +222,12 @@ void Write_SB_ADST(u32 addr, u32 data)
 			// idicate that dma is in progress
 			SB_ADSUSP &= ~0x10;
 
-			if (!settings.aica.OldSyncronousDma)
-			{
-
-				// Schedule the end of DMA transfer interrupt
-				int cycles = len * (SH4_MAIN_CLOCK / 2 / 25000000);       // 16 bits @ 25 MHz
-				if (cycles < 4096)
-					dma_end_sched(0, 0, 0);
-				else
-					sh4_sched_request(dma_sched_id, cycles);
-			}
-			else
-			{
+			// Schedule the end of DMA transfer interrupt
+			int cycles = len * (SH4_MAIN_CLOCK / 2 / 25000000);       // 16 bits @ 25 MHz
+			if (cycles < 4096)
 				dma_end_sched(0, 0, 0);
-			}
+			else
+				sh4_sched_request(dma_sched_id, cycles);
 		}
 	}
 }
diff --git a/core/types.h b/core/types.h
index 8c3c82542..2c7711eb2 100644
--- a/core/types.h
+++ b/core/types.h
@@ -488,7 +488,6 @@ struct settings_t
 		u32 GlobalFocus;	//0 -> only hwnd , (1) -> Global
 		u32 CDDAMute;
 		bool DSPEnabled;
-		bool OldSyncronousDma;		// 1 -> sync dma (old behavior), 0 -> async dma (fixes some games, partial implementation)
 		bool NoBatch;
 		bool NoSound;
 	} aica;