diff --git a/scripts/_common.sh b/scripts/_common.sh
index 199ab3f..5f5307a 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -8,8 +8,6 @@ RUBY_VERSION="2.7.1"
 
 MEMORY_NEEDED="2560"
 
-source ynh_ruby
-
 #=================================================
 # PERSONAL HELPERS
 #=================================================
diff --git a/scripts/backup b/scripts/backup
index 7a474c5..22f3a4c 100644
--- a/scripts/backup
+++ b/scripts/backup
@@ -6,6 +6,7 @@
 
 # Keep this path for calling _common.sh inside the execution's context of backup and restore scripts
 source ../settings/scripts/_common.sh
+source ../settings/scripts/ynh_ruby
 source ../settings/scripts/ynh_add_swap
 source /usr/share/yunohost/helpers
 
diff --git a/scripts/install b/scripts/install
index 00bd016..22ab8e3 100644
--- a/scripts/install
+++ b/scripts/install
@@ -5,6 +5,7 @@
 #=================================================
 
 source _common.sh
+source ynh_ruby
 source ynh_add_swap
 source /usr/share/yunohost/helpers
 
diff --git a/scripts/remove b/scripts/remove
index e31f498..4094ddc 100644
--- a/scripts/remove
+++ b/scripts/remove
@@ -5,6 +5,7 @@
 #=================================================
 
 source _common.sh
+source ynh_ruby
 source ynh_add_swap
 source /usr/share/yunohost/helpers
 
diff --git a/scripts/restore b/scripts/restore
index 0aab10f..2711d38 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -6,6 +6,7 @@
 
 # Keep this path for calling _common.sh inside the execution's context of backup and restore scripts
 source ../settings/scripts/_common.sh
+source ../settings/scripts/ynh_ruby
 source ../settings/scripts/ynh_add_swap
 source /usr/share/yunohost/helpers
 
diff --git a/scripts/upgrade b/scripts/upgrade
index 4172c4a..2e70928 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -5,6 +5,9 @@
 #=================================================
 
 source _common.sh
+source ynh_ruby
+source ynh_add_swap
+source /usr/share/yunohost/helpers
 
 #=================================================
 # STOP SYSTEMD SERVICE