diff --git a/scripts/_common.sh b/scripts/_common.sh
index 4440705..65d1fbd 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -4,7 +4,7 @@
 # COMMON VARIABLES
 #=================================================
 
-pkg_dependencies="g++ libjemalloc1|libjemalloc2 libjemalloc-dev zlib1g-dev libreadline-dev libpq-dev libssl-dev libyaml-dev libcurl4-dev libapr1-dev libxslt1-dev libxml2-dev vim imagemagick postgresql postgresql-server-dev-all postgresql-contrib optipng jhead jpegoptim gifsicle brotli nodejs redis-server cmake pkg-config"
+pkg_dependencies="g++ libjemalloc1|libjemalloc2 libjemalloc-dev zlib1g-dev libreadline-dev libpq-dev libssl-dev libyaml-dev libcurl4-dev libapr1-dev libxslt1-dev libidn11-dev libxml2-dev vim imagemagick postgresql postgresql-server-dev-all postgresql-contrib optipng jhead jpegoptim gifsicle brotli nodejs redis-server cmake pkg-config"
 
 RUBY_VERSION="2.7.1"
 
@@ -493,4 +493,4 @@ ynh_redis_get_free_db() {
 ynh_redis_remove_db() {
 	local db=$1
 	redis-cli -n "$db" flushall
-}
\ No newline at end of file
+}