diff --git a/scripts/install b/scripts/install
index 54072d1..c0ede39 100644
--- a/scripts/install
+++ b/scripts/install
@@ -7,7 +7,7 @@
 #=================================================
 
 source _common.sh
-source ynh_composer__2
+source ynh_composer__3
 source /usr/share/yunohost/helpers
 
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index 5575e42..2f9da2f 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -7,7 +7,7 @@
 #=================================================
 
 source _common.sh
-source ynh_composer__2
+source ynh_composer__3
 source /usr/share/yunohost/helpers
 
 #=================================================
diff --git a/scripts/ynh_composer__2 b/scripts/ynh_composer__3
similarity index 76%
rename from scripts/ynh_composer__2
rename to scripts/ynh_composer__3
index 762b7f7..ca68a65 100644
--- a/scripts/ynh_composer__2
+++ b/scripts/ynh_composer__3
@@ -1,5 +1,10 @@
 #!/bin/bash
 
+readonly YNH_DEFAULT_COMPOSER_VERSION=1.10.17
+# Declare the actual composer version to use.
+# A packager willing to use another version of composer can override the variable into its _common.sh.
+YNH_COMPOSER_VERSION=${YNH_COMPOSER_VERSION:-$YNH_DEFAULT_COMPOSER_VERSION}
+
 # Execute a command with Composer
 #
 # usage: ynh_composer_exec [--phpversion=phpversion] [--workdir=$final_path] --commands="commands"
@@ -25,26 +30,29 @@ ynh_composer_exec () {
 
 # Install and initialize Composer in the given directory
 #
-# usage: ynh_install_composer [--phpversion=phpversion] [--workdir=$final_path] [--install_args="--optimize-autoloader"]
+# usage: ynh_install_composer [--phpversion=phpversion] [--workdir=$final_path] [--install_args="--optimize-autoloader"] [--composerversion=composerversion]
 # | arg: -v, --phpversion - PHP version to use with composer
 # | arg: -w, --workdir - The directory from where the command will be executed. Default $final_path.
 # | arg: -a, --install_args - Additional arguments provided to the composer install. Argument --no-dev already include
+# | arg: -c, --composerversion - Composer version to install
 ynh_install_composer () {
 	# Declare an array to define the options of this helper.
 	local legacy_args=vwa
-	declare -Ar args_array=( [v]=phpversion= [w]=workdir= [a]=install_args=)
+	declare -Ar args_array=( [v]=phpversion= [w]=workdir= [a]=install_args= [c]=composerversion=)
 	local phpversion
 	local workdir
 	local install_args
+	local composerversion
 	# Manage arguments with getopts
 	ynh_handle_getopts_args "$@"
 	workdir="${workdir:-$final_path}"
 	phpversion="${phpversion:-$YNH_PHP_VERSION}"
 	install_args="${install_args:-}"
+	composerversion="${composerversion:-$YNH_COMPOSER_VERSION}"
 
 	curl -sS https://getcomposer.org/installer \
 		| COMPOSER_HOME="$workdir/.composer" \
-		php${phpversion} -- --quiet --install-dir="$workdir" \
+		php${phpversion} -- --quiet --install-dir="$workdir" --version=$composerversion \
 		|| ynh_die "Unable to install Composer."
 
 	# update dependencies to create composer.lock