diff --git a/Source/Core/Core/Src/HW/GPFifo.h b/Source/Core/Core/Src/HW/GPFifo.h
index a3d85e4074..248c941fdc 100644
--- a/Source/Core/Core/Src/HW/GPFifo.h
+++ b/Source/Core/Core/Src/HW/GPFifo.h
@@ -29,7 +29,7 @@ enum
 	GATHER_PIPE_SIZE = 32
 };
 
-extern u8 m_gatherPipe[GATHER_PIPE_SIZE*16]; //more room, for the fastmodes
+extern u8 GC_ALIGNED32(m_gatherPipe[GATHER_PIPE_SIZE*16]); //more room, for the fastmodes
 
 // pipe counter
 extern u32 m_gatherPipeCount;