diff --git a/lwc/Makefile b/lwc/Makefile
index afbf249..ae3e14a 100644
--- a/lwc/Makefile
+++ b/lwc/Makefile
@@ -15,11 +15,11 @@ export API  ?= aead
 #generic, rv32 or rv64
 export ARCH ?= rv32
 #nist, rv32 or rv64m if imp is nist does not allow for ASCON_RVXX_TYPE
-export IMP  ?= nist
+export IMP  ?= rv32
 #rvxx requires a ACSCON_RVXX_TYPEX
 #export CONF ?= -DASCON_RV32_TYPE1 # -DASCON_RV32_TYPE1 or -DASCON_RV32_TYPE2 (with custom instrs)
 
-TARGET  = ${ALG}_${API}_${IMP}
+TARGET  = ascon
 ISA?=gc_zbb_zbkb_zbkx
 
 C_SRCS  = $(wildcard *.c)