diff --git a/data/helpers.d/apt b/data/helpers.d/apt
index 194cae40f..ecad3b14a 100644
--- a/data/helpers.d/apt
+++ b/data/helpers.d/apt
@@ -261,6 +261,7 @@ ynh_install_app_dependencies() {
         dependencies+=", php${specific_php_version}, php${specific_php_version}-fpm, php${specific_php_version}-common"
     fi
 
+    local psql_installed2="$(dpkg --list | grep -q "ii *postgresql-$PSQL_VERSION" && echo yes || echo no)"
 
     # The first time we run ynh_install_app_dependencies, we will replace the
     # entire control file (This is in particular meant to cover the case of
@@ -303,6 +304,14 @@ EOF
         # Set the default php version back as the default version for php-cli.
         update-alternatives --set php /usr/bin/php$YNH_DEFAULT_PHP_VERSION
     fi
+
+    # Trigger postgresql regenconf if we may have just installed postgresql
+    local psql_installed2="$(dpkg --list | grep -q "ii *postgresql-$PSQL_VERSION" && echo yes || echo no)"
+    if [[ "$psql_installed" != "$psql_installed2" ]]
+    then
+        yunohost tools regen-conf postgresql
+    fi
+
 }
 
 # Add dependencies to install with ynh_install_app_dependencies
diff --git a/data/helpers.d/postgresql b/data/helpers.d/postgresql
index 0e8d91936..563d3e7be 100644
--- a/data/helpers.d/postgresql
+++ b/data/helpers.d/postgresql
@@ -281,6 +281,8 @@ ynh_psql_remove_db() {
 
 # Create a master password and set up global settings
 #
+# [internal]
+#
 # usage: ynh_psql_test_if_first_run
 #
 # It also make sure that postgresql is installed and running