diff --git a/Source/DSPSpy/main_spy.cpp b/Source/DSPSpy/main_spy.cpp
index 75a0906a88..e18bc441bd 100644
--- a/Source/DSPSpy/main_spy.cpp
+++ b/Source/DSPSpy/main_spy.cpp
@@ -221,7 +221,7 @@ void DumpDSP_ROMs(const u16* rom, const u16* coef)
 		fwrite(MEM_PHYSICAL_TO_K0(rom), 0x2000, 1, fROM);
 		fclose(fROM);
 
- 		fwrite(MEM_PHYSICAL_TO_K0(coef), 0x2000, 1, fCOEF);
+ 		fwrite(MEM_PHYSICAL_TO_K0(coef), 0x1000, 1, fCOEF);
  		fclose(fCOEF);
 		UpdateLastMessage("DSP ROMs dumped to SD");
 	}