--- makeself.sh.orig	2022-05-19 12:57:16.000000000 +0200
+++ makeself.sh	2022-05-19 12:58:42.000000000 +0200
@@ -209,7 +209,7 @@
 TAR_EXTRA=""
 GPG_EXTRA=""
 DU_ARGS=-ks
-HEADER=`dirname "$0"`/makeself-header.sh
+HEADER=@PREFIX@/libexec/makeself/makeself-header.sh
 SIGNATURE=""
 TARGETDIR=""
 NOOVERWRITE=n