diff --git a/board/pc/post-build.sh b/board/pc/post-build.sh
index 552d488160..ed37b3b87e 100755
--- a/board/pc/post-build.sh
+++ b/board/pc/post-build.sh
@@ -11,5 +11,5 @@ else
     cp -f "$BOARD_DIR/grub-bios.cfg" "$TARGET_DIR/boot/grub/grub.cfg"
 
     # Copy grub 1st stage to binaries, required for genimage
-    cp -f "$HOST_DIR/lib/grub/i387-pc/boot.img" "$BINARIES_DIR"
+    cp -f "$HOST_DIR/lib/grub/i386-pc/boot.img" "$BINARIES_DIR"
 fi