diff --git a/psi-alerts.sh b/psi-alerts.sh
index b0b80e3..e657543 100755
--- a/psi-alerts.sh
+++ b/psi-alerts.sh
@@ -167,9 +167,9 @@ is_clear () {
 
     
     if [[ ${avg10} -lt ${clear_threshold} ]]; then
-        return 0
+        true
     else
-        return 1
+        false
     fi
 }