diff --git a/glances-install.sh b/glances-install.sh
old mode 100644
new mode 100755
index 3c595a0..771385b
--- a/glances-install.sh
+++ b/glances-install.sh
@@ -50,7 +50,7 @@ do_with_root() {
 
 if hash glances 2>/dev/null; then
     echo -e "${Green}Uninstalling previous Glances install and dependencies...${Color_Off}"
-    do_with_root pip uninstall glances[action,batinfo,browser,cpuinfo,chart,docker,export,folders,gpu,ip,raid,snmp,web,wifi]
+    do_with_root pip -y uninstall glances[action,batinfo,browser,cpuinfo,chart,docker,export,folders,gpu,ip,raid,snmp,web,wifi]
 fi
 
 # Detect distribution name