diff --git a/livecd-tools.spec b/livecd-tools.spec
index 8afb11c..abf22f8 100644
--- a/livecd-tools.spec
+++ b/livecd-tools.spec
@@ -5,7 +5,7 @@
 %define        lpadmin_gid 65032
 Name:          livecd-tools
 Version:       4.0
-Release:       1mamba
+Release:       2mamba
 Summary:       Live cd environment and utilities
 Group:         System/Tools
 Vendor:        openmamba
@@ -13,7 +13,6 @@ Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
 URL:           http://gitlab.mambasoft.it/openmamba/livecd-tools
 Source0:       http://gitlab.mambasoft.it/openmamba/livecd-tools.git/v%{version}/%{name}-%{version}.tar.bz2
-#Source1:       qiuser-home.tar.bz2
 Source2:       %{name}-Autostart-setkeyboard
 License:       GPL
 ## AUTOBUILDREQ-BEGIN
@@ -24,8 +23,10 @@ Requires(post):sudo
 Requires(post):system-base-openmamba
 Requires(post):desktop-base-openmamba
 Requires(pre): postplug
+%ifnarch arm
 Requires:      calamares
 Requires:      calamares-config-openmamba
+%endif
 %ifarch %{ix86} x86_64
 Requires:      grub
 Requires:      grub-efi-x86_64
@@ -53,7 +54,9 @@ Configure a default user ('liveuser') for live environment.
 %package -n calamares-config-openmamba
 Summary:       Calamares installer configuration for the openmamba distribution
 Group:         System/Configuration
+%ifnarch arm
 Requires:      calamares
+%endif
 
 %description -n calamares-config-openmamba
 Calamares installer configuration for the openmamba distribution.
@@ -195,6 +198,9 @@ fi
 %attr(-,liveuser,users) /home/liveuser/.kde4/share/config/*
 
 %changelog
+* Thu Jan 04 2018 Silvan Calarco <silvan.calarco@mambasoft.it> 4.0-2mamba
+- arm: removed requirement for calamares
+
 * Mon Jan 01 2018 Silvan Calarco <silvan.calarco@mambasoft.it> 4.0-1mamba
 - update to 4.0