diff --git a/Makefile b/Makefile
index c11982d..339c451 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,5 @@
 # Makefile for openmamba-release
-# Copyright (c) 2015-2020 by Silvan Calarco <silvan.calarco@mambasoft.it>
+# Copyright (c) 2015-2024 by Silvan Calarco <silvan.calarco@mambasoft.it>
 # Released under the terms of the GNU GPLv3 license
 
 PACKAGE=openmamba-release
@@ -51,7 +51,6 @@ install-data:
 
 install-programs:
 	@$(INSTALL_PROGRAM) openmamba-release.sh $(DESTDIR)$(bindir)/openmamba-release
-	@$(INSTALL_PROGRAM) gpg-key-openmamba.sh $(DESTDIR)$(sysconfdir)/profile.d/gpg-key-openmamba.sh
 
 install: install-dirs install-data install-programs
 
diff --git a/gpg-key-openmamba.sh b/gpg-key-openmamba.sh
deleted file mode 100644
index 7e614ac..0000000
--- a/gpg-key-openmamba.sh
+++ /dev/null
@@ -1,2 +0,0 @@
-gpg -q --list-keys "Mambasoft di Calarco Silvan" &>/dev/null
-[ $? -eq 0 ] || gpg -q --ignore-time-conflict --ignore-valid-from --import /etc/pki/rpm-gpg/RPM-GPG-KEY-Mambasoft