diff --git a/site-cookbooks/kosmos_zerotier/files/zerotier-ctl.sh b/site-cookbooks/kosmos_zerotier/files/zerotier-ctl.sh
index f95865c..a815f0a 100644
--- a/site-cookbooks/kosmos_zerotier/files/zerotier-ctl.sh
+++ b/site-cookbooks/kosmos_zerotier/files/zerotier-ctl.sh
@@ -83,7 +83,7 @@ if [ "$1" != '' ]; then
                             if [ "$READ_MASK" != '' ]; then
                                 ZT_NETWORK_IP_LOCAL_ROUTE_MASK=$READ_MASK
                             else
-                                echo -e "${RED}==> Please enter a vaild submask${NC}";
+                                echo -e "${RED}==> Please enter a valid submask${NC}";
                                 exit 1;
                             fi
                         else