diff --git a/target/start-mailserver.sh b/target/start-mailserver.sh
index 2885e87d..5dbb2595 100644
--- a/target/start-mailserver.sh
+++ b/target/start-mailserver.sh
@@ -451,14 +451,14 @@ function _setup_default_vars() {
 
 	# set PFLOGSUMM_TRIGGER here for backwards compatibility
 	# when REPORT_RECIPIENT is on the old method should be used
-	if [ $"REPORT_RECIPIENT" != "0" ]; then
+	if [ "$REPORT_RECIPIENT" != "0" ]; then
 		DEFAULT_VARS["PFLOGSUMM_TRIGGER"]="${PFLOGSUMM_TRIGGER:="logrotate"}"
 	else
 		DEFAULT_VARS["PFLOGSUMM_TRIGGER"]="${PFLOGSUMM_TRIGGER:="none"}"
 	fi
 
 	# Expand address to simplify the rest of the script
-	if [ $"REPORT_RECIPIENT" == "1" ]; then
+	if [ "$REPORT_RECIPIENT" == "1" ]; then
 		REPORT_RECIPIENT="$POSTMASTER_ADDRESS"
 		DEFAULT_VARS["REPORT_RECIPIENT"]="${REPORT_RECIPIENT}"
 	fi