diff --git a/scripts/install b/scripts/install
index 09e5962..1b41c00 100755
--- a/scripts/install
+++ b/scripts/install
@@ -98,7 +98,7 @@ ynh_add_fpm_config
 #=================================================
 ynh_script_progression --message="Installing $app with Composer..." --weight=5
 
-ynh_install_composer --install_args="--ignore-platform-reqs"
+ynh_install_composer --install_args="--ignore-platform-reqs" 2>&1
 
 #=================================================
 # ADD A CONFIGURATION
diff --git a/scripts/upgrade b/scripts/upgrade
index 37afa9f..5f3c081 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -61,7 +61,7 @@ then
 	ynh_setup_source --dest_dir="$final_path"
 fi
 
-ynh_install_composer --install_args="--ignore-platform-reqs"
+ynh_install_composer --install_args="--ignore-platform-reqs" 2>&1
 
 chmod 750 "$final_path"
 chmod -R o-rwx "$final_path"