diff --git a/scripts/env/suricata_init.sh b/scripts/env/suricata_init.sh
index 4dd3590..f02057c 100755
--- a/scripts/env/suricata_init.sh
+++ b/scripts/env/suricata_init.sh
@@ -3,7 +3,7 @@
 set -e
 
 # detect if suricata is installed
-if [[ ! $(dpkg-query -W -f='${Status}' suricata 2>/dev/null | grep -c "ok installed") ]]; then
+if [[ $(dpkg-query -W -f='${Status}' suricata 2>/dev/null | grep -c "ok installed") -eq 1 ]]; then
     echo "Installed"
     exit 0
 fi