diff --git a/Makefile.in b/Makefile.in
index e25a716345a6121dba56df24a32f07f58ab840b6..8b55fe73801cf4d6591c43db0711111fe6aa36e6 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -1,9 +1,8 @@
 SHELL := /bin/bash
 STANDARD_TAGS := "IO_EVT, IO_SUM, IO_TSL, IO_TSL0, IO_TSL1, IO_TSL2, IO_TSSN, MSG, IO_MONIT"
-ifeq (, $(shell which SJ))
-LIGIER := "SJ\ JLigier"
-else
-LIGIER := "JLigier"
+LIGIER := $(shell command -v JLigier 2> /dev/null)
+ifndef LIGIER
+    LIGIER := "SJ\ JLigier"
 endif
 
 default: build