diff --git a/nubus-to-ztex-gateware/NuBusFPGAInit/NuBusFPGA_HW.h b/nubus-to-ztex-gateware/NuBusFPGAInit/NuBusFPGA_HW.h
index 08b4a54..b209b6c 100644
--- a/nubus-to-ztex-gateware/NuBusFPGAInit/NuBusFPGA_HW.h
+++ b/nubus-to-ztex-gateware/NuBusFPGAInit/NuBusFPGA_HW.h
@@ -51,7 +51,7 @@ struct goblin_accel_regs {
 	u_int32_t reg_bitblt_dst_y;
 	u_int32_t reg_src_stride; // 12
 	u_int32_t reg_dst_stride;
-	u_int32_t reg_src_ptr; // 12
+	u_int32_t reg_src_ptr; // 14
 	u_int32_t reg_dst_ptr;
 };