diff --git a/CHANGES b/CHANGES
index ea70ad6dc..461be0d06 100644
--- a/CHANGES
+++ b/CHANGES
@@ -3,6 +3,7 @@ Emulation fixes:
  - ARM: Fix ALU reading PC after shifting
  - ARM: Fix STR storing PC after address calculation
  - GBA Memory: Misaligned SRAM writes are ignored
+ - GBA Serialize: Fix serializing DMA transfer register
 Other fixes:
  - Qt: Only dynamically reset video scale if a game is running
  - Qt: Fix race condition with proxied video events
diff --git a/src/gba/io.c b/src/gba/io.c
index 2b74dd99b..01333ba37 100644
--- a/src/gba/io.c
+++ b/src/gba/io.c
@@ -950,7 +950,7 @@ void GBAIOSerialize(struct GBA* gba, struct GBASerializedState* state) {
 		STORE_32(gba->memory.dma[i].when, 0, &state->dma[i].when);
 	}
 
-	state->dmaTransferRegister = gba->memory.dmaTransferRegister;
+	STORE_32(gba->memory.dmaTransferRegister, 0, &state->dmaTransferRegister);
 
 	GBAHardwareSerialize(&gba->memory.hw, state);
 }
@@ -993,7 +993,9 @@ void GBAIODeserialize(struct GBA* gba, const struct GBASerializedState* state) {
 		}
 	}
 	GBAAudioWriteSOUNDCNT_X(&gba->audio, gba->memory.io[REG_SOUNDCNT_X >> 1]);
-	gba->memory.dmaTransferRegister = state->dmaTransferRegister;
+
+	LOAD_32(gba->memory.dmaTransferRegister, 0, &state->dmaTransferRegister);
+
 	GBADMAUpdate(gba);
 	GBAHardwareDeserialize(&gba->memory.hw, state);
 }