diff --git a/controllers/solrcloud_controller_basic_auth_test.go b/controllers/solrcloud_controller_basic_auth_test.go
index 54b309e6..190708e2 100644
--- a/controllers/solrcloud_controller_basic_auth_test.go
+++ b/controllers/solrcloud_controller_basic_auth_test.go
@@ -353,7 +353,7 @@ func expectPutSecurityJsonInZkCmd(g Gomega, expInitContainer *corev1.Container)
 	g.Expect(expInitContainer).To(Not(BeNil()), "Didn't find the setup-zk InitContainer in the sts!")
 	expCmd := "solr zk cp zk:/security.json /tmp/current_security.json -z $ZK_HOST >/dev/null 2>&1;  " +
 		"GET_CURRENT_SECURITY_JSON_EXIT_CODE=$?; if [ ${GET_CURRENT_SECURITY_JSON_EXIT_CODE} -eq 0 ]; then " +
-		"if [[ ! -s /tmp/current_security.json ]] || grep -q '^{}$' /tmp/current_security.json ; then  " +
+		"if [ ! -s /tmp/current_security.json ] || grep -q '^{}$' /tmp/current_security.json ; then  " +
 		"echo $SECURITY_JSON > /tmp/security.json; solr zk cp /tmp/security.json zk:/security.json -z $ZK_HOST >/dev/null 2>&1; " +
 		" echo 'Blank security.json found. Put new security.json in ZK'; fi; elif [ ${GET_CURRENT_SECURITY_JSON_EXIT_CODE} -eq 1 ]; then " +
 		" echo $SECURITY_JSON > /tmp/security.json; solr zk cp /tmp/security.json zk:/security.json -z $ZK_HOST >/dev/null 2>&1; " +
diff --git a/controllers/util/solr_security_util.go b/controllers/util/solr_security_util.go
index 417d6b9c..2c4e8ed3 100644
--- a/controllers/util/solr_security_util.go
+++ b/controllers/util/solr_security_util.go
@@ -243,7 +243,7 @@ func cmdToPutSecurityJsonInZk() string {
 	cmd := " solr zk cp zk:/security.json /tmp/current_security.json -z $ZK_HOST >/dev/null 2>&1; " +
 		" GET_CURRENT_SECURITY_JSON_EXIT_CODE=$?; " +
 		"if [ ${GET_CURRENT_SECURITY_JSON_EXIT_CODE} -eq 0 ]; then " + // JSON already exists
-		"if [[ ! -s /tmp/current_security.json ]] || grep -q '^{}$' /tmp/current_security.json ; then " + // File doesn't exist, is empty, or is just '{}'
+		"if [ ! -s /tmp/current_security.json ] || grep -q '^{}$' /tmp/current_security.json ; then " + // File doesn't exist, is empty, or is just '{}'
 		" echo $SECURITY_JSON > /tmp/security.json;" +
 		" solr zk cp /tmp/security.json zk:/security.json -z $ZK_HOST >/dev/null 2>&1; " +
 		" echo 'Blank security.json found. Put new security.json in ZK'; " +