diff --git a/orchestrator/setup-logstash.sh b/orchestrator/setup-logstash.sh
index c0257a0..d2b59a2 100755
--- a/orchestrator/setup-logstash.sh
+++ b/orchestrator/setup-logstash.sh
@@ -51,7 +51,7 @@ UpdateOutputConfig() {
     
     sed -e "s/user => \"[^\"]*\"/user => \"$user\"/" \
         -e "s/password => \"[^\"]*\"/password => \"$password\"/" \
-        -e "s/hosts => \[\"[^\"]*\"\]/hosts => [\"$host\"]/" \
+        -e "s|hosts => \[\"[^\"]*\"\]|hosts => [\"$host\"]|" \
         "$output_file" > "$temp_file"
     
     if grep -q "user => \"$user\"" "$temp_file" && \