diff --git a/scripts/_common.sh b/scripts/_common.sh
index 0d843eb4..94741695 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -17,83 +17,6 @@ extra_pkg_dependencies="php7.3-bcmath php7.3-ctype php7.3-curl php7.3-exif php7.
 # EXPERIMENTAL HELPERS
 #=================================================
 
-# Install another version of php.
-#
-# usage: ynh_install_php --phpversion=phpversion [--package=packages]
-# | arg: -v, --phpversion - Version of php to install. Can be one of 7.1, 7.2 or 7.3
-# | arg: -p, --package - Additionnal php packages to install
-ynh_install_php () {
-	# Declare an array to define the options of this helper.
-	local legacy_args=vp
-	declare -Ar args_array=( [v]=phpversion= [p]=package= )
-	local phpversion
-	local package
-	# Manage arguments with getopts
-	ynh_handle_getopts_args "$@"
-	package=${package:-}
-
-	# Store php_version into the config of this app
-	ynh_app_setting_set $app php_version $phpversion
-
-	if [ "$phpversion" == "7.0" ]
-	then
-		ynh_die --message="Do not use ynh_install_php to install php7.0"
-	fi
-
-	# Store the ID of this app and the version of php requested for it
-	echo "$YNH_APP_INSTANCE_NAME:$phpversion" | tee --append "/etc/php/ynh_app_version"
-
-	# Add an extra repository for those packages
-	ynh_install_extra_repo --repo="https://packages.sury.org/php/ $(lsb_release -sc) main" --key="https://packages.sury.org/php/apt.gpg" --priority=995 --name=extra_php_version
-
-	# Install requested dependencies from this extra repository.
-	# Install php-fpm first, otherwise php will install apache as a dependency.
-	ynh_add_app_dependencies --package="php${phpversion}-fpm"
-	ynh_add_app_dependencies --package="php$phpversion php${phpversion}-common $package"
-
-	# Set php7.0 back as the default version for php-cli.
-	update-alternatives --set php /usr/bin/php7.0
-
-	# Pin this extra repository after packages are installed to prevent sury of doing shit
-	ynh_pin_repo --package="*" --pin="origin \"packages.sury.org\"" 200 --name=extra_php_version
-	ynh_pin_repo --package="php7.0*" --pin="origin \"packages.sury.org\"" 600 --name=extra_php_version --append
-
-	# INTEGRATE SERVICE IN YUNOHOST
-	yunohost service add php${phpversion}-fpm --log "/var/log/php${phpversion}-fpm.log"
-}
-
-ynh_remove_php () {
-	# Get the version of php used by this app
-	local phpversion=$(ynh_app_setting_get $app php_version)
-
-	if [ "$phpversion" == "7.0" ] || [ -z "$phpversion" ]
-	then
-		if [ "$phpversion" == "7.0" ]
-		then
-			ynh_print_err "Do not use ynh_remove_php to install php7.0"
-		fi
-		return 0
-	fi
-
-	# Remove the line for this app
-	sed --in-place "/$YNH_APP_INSTANCE_NAME:$phpversion/d" "/etc/php/ynh_app_version"
-
-	# If no other app uses this version of php, remove it.
-	if ! grep --quiet "$phpversion" "/etc/php/ynh_app_version"
-	then
-		# Purge php dependences for this version.
-		ynh_package_autopurge "php$phpversion php${phpversion}-fpm php${phpversion}-common"
-		# Remove the service from the admin panel
-		yunohost service remove php${phpversion}-fpm
-	fi
-
-	# If no other app uses alternate php versions, remove the extra repo for php
-	if [ ! -s "/etc/php/ynh_app_version" ]
-	then
-		ynh_secure_remove /etc/php/ynh_app_version
-	fi
-}
-
 #=================================================
 # FUTURE OFFICIAL HELPERS
 #=================================================
diff --git a/scripts/install b/scripts/install
index 26f7611a..b331c8c4 100644
--- a/scripts/install
+++ b/scripts/install
@@ -8,6 +8,7 @@
 
 source _common.sh
 source ynh_composer__2
+source ynh_install_php__3
 source /usr/share/yunohost/helpers
 
 #=================================================
diff --git a/scripts/remove b/scripts/remove
index cced37cf..4fd279ac 100644
--- a/scripts/remove
+++ b/scripts/remove
@@ -7,6 +7,7 @@
 #=================================================
 
 source _common.sh
+source ynh_install_php__3
 source /usr/share/yunohost/helpers
 
 #=================================================
diff --git a/scripts/restore b/scripts/restore
index 19b2e1fe..ee544421 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -8,6 +8,7 @@
 
 #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_install_php__3
 source /usr/share/yunohost/helpers
 
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index 05f54ba1..4b76eab0 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -8,6 +8,7 @@
 
 source _common.sh
 source ynh_composer__2
+source ynh_install_php__3
 source /usr/share/yunohost/helpers
 
 #=================================================
diff --git a/scripts/ynh_install_php__3 b/scripts/ynh_install_php__3
new file mode 100644
index 00000000..ca72f7f4
--- /dev/null
+++ b/scripts/ynh_install_php__3
@@ -0,0 +1,78 @@
+#!/bin/bash
+
+# Install another version of php.
+#
+# usage: ynh_install_php --phpversion=phpversion [--package=packages]
+# | arg: -v, --phpversion - Version of php to install. Can be one of 7.1, 7.2 or 7.3
+# | arg: -p, --package - Additionnal php packages to install
+ynh_install_php () {
+	# Declare an array to define the options of this helper.
+	local legacy_args=vp
+	declare -Ar args_array=( [v]=phpversion= [p]=package= )
+	local phpversion
+	local package
+	# Manage arguments with getopts
+	ynh_handle_getopts_args "$@"
+	package=${package:-}
+
+	# Store php_version into the config of this app
+	ynh_app_setting_set $app php_version $phpversion
+
+	if [ "$phpversion" == "7.0" ]
+	then
+		ynh_die "Do not use ynh_install_php to install php7.0"
+	fi
+
+	# Store the ID of this app and the version of php requested for it
+	echo "$YNH_APP_INSTANCE_NAME:$phpversion" | tee --append "/etc/php/ynh_app_version"
+
+	# Add an extra repository for those packages
+	ynh_install_extra_repo --repo="https://packages.sury.org/php/ $(lsb_release -sc) main" --key="https://packages.sury.org/php/apt.gpg" --priority=995 --name=extra_php_version
+
+	# Install requested dependencies from this extra repository.
+	# Install php-fpm first, otherwise php will install apache as a dependency.
+	ynh_add_app_dependencies --package="php${phpversion}-fpm"
+	ynh_add_app_dependencies --package="php$phpversion php${phpversion}-common $package"
+
+	# Set php7.0 back as the default version for php-cli.
+	update-alternatives --set php /usr/bin/php7.0
+
+	# Pin this extra repository after packages are installed to prevent sury of doing shit
+	ynh_pin_repo --package="*" --pin="origin \"packages.sury.org\"" 200 --name=extra_php_version
+	ynh_pin_repo --package="php7.0*" --pin="origin \"packages.sury.org\"" 600 --name=extra_php_version --append
+
+	# Advertise service in admin panel
+	yunohost service add php${phpversion}-fpm --log "/var/log/php${phpversion}-fpm.log"
+}
+
+ynh_remove_php () {
+	# Get the version of php used by this app
+	local phpversion=$(ynh_app_setting_get $app php_version)
+
+	if [ "$phpversion" == "7.0" ] || [ -z "$phpversion" ]
+	then
+		if [ "$phpversion" == "7.0" ]
+		then
+			ynh_print_err "Do not use ynh_remove_php to install php7.0"
+		fi
+		return 0
+	fi
+
+	# Remove the line for this app
+	sed --in-place "/$YNH_APP_INSTANCE_NAME:$phpversion/d" "/etc/php/ynh_app_version"
+
+	# If no other app uses this version of php, remove it.
+	if ! grep --quiet "$phpversion" "/etc/php/ynh_app_version"
+	then
+		# Purge php dependences for this version.
+		ynh_package_autopurge "php$phpversion php${phpversion}-fpm php${phpversion}-common"
+		# Remove the service from the admin panel
+		yunohost service remove php${phpversion}-fpm
+	fi
+
+	# If no other app uses alternate php versions, remove the extra repo for php
+	if [ ! -s "/etc/php/ynh_app_version" ]
+	then
+		ynh_secure_remove /etc/php/ynh_app_version
+	fi
+}