diff --git a/scripts/upgrade b/scripts/upgrade
index aef000a..48046aa 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -84,7 +84,7 @@ fi
 ynh_script_progression --message="Upgrading source files..."
 
 # Download, check integrity, uncompress and patch the source from app.src
-	ynh_setup_source --dest_dir="$final_path"
+ynh_setup_source --dest_dir="$final_path"
 
 
 #=================================================
@@ -95,7 +95,7 @@ ynh_script_progression --message="Upgrading source files..."
 ynh_script_progression --message="Upgrading source files..."
 
 # Download, check integrity, uncompress and patch the source from app.src
-	ynh_setup_source --dest_dir="$final_path"
+ynh_setup_source --dest_dir="$final_path"
 
 cp -a "$tmpdir/cache" "${final_path}"
 cp -a "$tmpdir/store" "${final_path}"
@@ -159,7 +159,7 @@ ynh_print_info "Setting up cron job..."
 ynh_replace_string  --match_string="YNH_WWW_PATH" --replace_string="$final_path" --target_file="../conf/poller-cron"
 ynh_replace_string --match_string="__USER__" --replace_string="$app"  --target_file="../conf/poller-cron"
 ynh_replace_string --match_string="__PHP_VERSION__" --replace_string="$phpversion"  --target_file="../conf/poller-cron"
-sudo cp -f ../conf/poller-cron /etc/cron.d/$app
+cp -f ../conf/poller-cron /etc/cron.d/$app
 
 #=================================================
 # UPGRADE DEPENDENCIES