diff --git a/sw/22_prepare_sdcard.sh b/sw/22_prepare_sdcard.sh
index 07c8ae7..ec92554 100755
--- a/sw/22_prepare_sdcard.sh
+++ b/sw/22_prepare_sdcard.sh
@@ -35,5 +35,5 @@ if [ ! -f "$SDCARD_DIR/dropbear_ed25519_host_key" ]; then
 fi
 
 # Copy FPGA firmware
-cp -a "$FIRMWARE_FILE" "$SDCARD_DIR"
+cp -a $FIRMWARE_FILES "$SDCARD_DIR"
 
diff --git a/sw/script_env b/sw/script_env
index 2349c0b..a472aaa 100644
--- a/sw/script_env
+++ b/sw/script_env
@@ -17,8 +17,8 @@ LINUX_DIR="linux-xlnx"
 BOOTIMG_DIR="boot_img"
 SDCARD_DIR="sdcard_files"
 
-XSA_FILE="../fpga/vivado/output/redpitaya_puzzlefw.xsa"
-FIRMWARE_FILE="../fpga/vivado/output/puzzlefw_top.bit.bin"
+XSA_FILE="../fpga/redpitaya_puzzlefw.xsa"
+FIRMWARE_FILES="../fpga/puzzlefw_top.bit.bin ../fpga/puzzlefw_top_4ch.bit.bin"
 
 setup_toolchain () {
     if [ ! -x "$TOOLCHAIN_DIR/arm-linux-gcc" ]; then