diff --git a/f4pga/wrappers/sh/__init__.py b/f4pga/wrappers/sh/__init__.py
index bdd8903..6af9e70 100644
--- a/f4pga/wrappers/sh/__init__.py
+++ b/f4pga/wrappers/sh/__init__.py
@@ -166,28 +166,23 @@ def generate_bitstream():
 
 def generate_libfile():
     print("[F4PGA] Running (deprecated) generate_libfile")
+    (part, device, corner) = sys_argv[1:4]
     run_bash_cmds(f"""
 set -e
-PART=$1
-DEVICE=$2
-CORNER=$3
-
-if [[ "$DEVICE" =~ ^(qlf_k4n8_qlf_k4n8)$ ]];then
-  DEVICE_1="qlf_k4n8-qlf_k4n8_umc22_$CORNER"
+if [[ '{device}' =~ ^(qlf_k4n8_qlf_k4n8)$ ]];then
+  DEVICE_1="qlf_k4n8-qlf_k4n8_umc22_{corner}"
   PINMAPXML="pinmap_qlf_k4n8_umc22.xml"
   INTERFACEXML="interface-mapping_24x24.xml"
   DEV="qlf_k4n8_umc22"
 else
-  DEVICE_1=${{DEVICE}}
+  DEVICE_1={device}
 fi
-
 ARCH_DIR="$F4PGA_SHARE_DIR"/arch/${{DEVICE_1}}_${{DEVICE_1}}
 PINMAP_XML=${{ARCH_DIR}}/${{PINMAPXML}}
-
 '{which('python3')}' "$F4PGA_SHARE_DIR"/scripts/create_lib.py \
   -n "${{DEV}}_0P72_SSM40" \
   -m fpga_top \
-  -c "${{PART}}" \
+  -c '{part}' \
   -x "${{ARCH_DIR}}/lib/${{INTERFACEXML}}" \
   -l "${{DEV}}_0P72_SSM40.lib" \
   -t "${{ARCH_DIR}}/lib"