diff --git a/CHANGES b/CHANGES
index f9aad2661..16e79309d 100644
--- a/CHANGES
+++ b/CHANGES
@@ -46,6 +46,7 @@ Other fixes:
  - FFmpeg: Fix encoding of time base
  - GB Core: Fix extracting SRAM when none is present
  - GBA: Fix leak if attempting to load BIOS multiple times
+ - GBA Memory: Fix instability on Wii when using AGBPrint
  - GBA Savedata: Fix extracting save when not yet configured in-game
  - Qt: Force OpenGL paint engine creation thread (fixes mgba.io/i/1642)
  - Qt: Fix static compilation in MinGW (fixes mgba.io/i/1769)
diff --git a/src/gba/gba.c b/src/gba/gba.c
index 14573c556..c1f87d2e5 100644
--- a/src/gba/gba.c
+++ b/src/gba/gba.c
@@ -130,7 +130,9 @@ void GBAUnloadROM(struct GBA* gba) {
 		if (gba->yankedRomSize) {
 			gba->yankedRomSize = 0;
 		}
+#if !defined(FIXED_ROM_BUFFER) && !defined(__wii__)
 		mappedMemoryFree(gba->memory.rom, SIZE_CART0);
+#endif
 	}
 
 	if (gba->romVf) {