diff --git a/sub_scripts/testing_process.sh b/sub_scripts/testing_process.sh
index 9392cdd..1f40a9f 100644
--- a/sub_scripts/testing_process.sh
+++ b/sub_scripts/testing_process.sh
@@ -538,6 +538,7 @@ is_install_failed () {
 
     # If the test for install on root isn't desactivated
 
+    root_install=0
     if [ $setup_root -ne 0 ] || [ $setup_nourl -eq 1 ]
     then
         # If a test succeed or if force_install_ok is set