diff --git a/start.sh b/start.sh
index 4bcac3c..00a9608 100755
--- a/start.sh
+++ b/start.sh
@@ -15,15 +15,15 @@ if [[ ! -f /app/data/env.sh ]]; then
     echo -e "MINIO_BROWSER_REDIRECT_URI=$(echo $CLOUDRON_APP_ORIGIN)" >> /app/data/env.sh
     # https://github.com/minio/minio/blob/master/docs/sts/ldap.md
     # (address)   AD/LDAP server address e.g. "myldapserver.com:636"
-    echo -e "MINIO_IDENTITY_LDAP_SERVER_ADDR*=$(echo $CLOUDRON_LDAP_URL)" >> /app/data/env.sh
+    echo -e "MINIO_IDENTITY_LDAP_SERVER_ADDR='$(echo $CLOUDRON_LDAP_URL)'" >> /app/data/env.sh
     # (string)    DN for LDAP read-only service account used to perform DN and group lookups
-    echo -e "MINIO_IDENTITY_LDAP_LOOKUP_BIND_DN=$(echo $CLOUDRON_LDAP_BIND_DN)" >> /app/data/env.sh
+    echo -e "MINIO_IDENTITY_LDAP_LOOKUP_BIND_DN='$(echo $CLOUDRON_LDAP_BIND_DN)'" >> /app/data/env.sh
     # (string)    Password for LDAP read-only service account used to perform DN and group lookups
-    echo -e "MINIO_IDENTITY_LDAP_LOOKUP_BIND_PASSWORD=$(echo $CLOUDRON_LDAP_BIND_PASSWORD)" >> /app/data/env.sh
+    echo -e "MINIO_IDENTITY_LDAP_LOOKUP_BIND_PASSWORD='$(echo $CLOUDRON_LDAP_BIND_PASSWORD)'" >> /app/data/env.sh
     # (string)    Base LDAP DN to search for user DN
-    echo -e "MINIO_IDENTITY_LDAP_USER_DN_SEARCH_BASE_DN=$(echo $CLOUDRON_LDAP_USERS_BASE_DN)" >> /app/data/env.sh
+    echo -e "MINIO_IDENTITY_LDAP_USER_DN_SEARCH_BASE_DN='$(echo $CLOUDRON_LDAP_USERS_BASE_DN)'" >> /app/data/env.sh
     # (string)    Search filter to lookup user DN
-    echo -e "MINIO_IDENTITY_LDAP_USER_DN_SEARCH_FILTER=(&(objectclass=user)(|(username=%uid)(mail=%uid)))" >> /app/data/env.sh
+    echo -e "MINIO_IDENTITY_LDAP_USER_DN_SEARCH_FILTER='(&(objectclass=user)(|(username=%uid)(mail=%uid)))'" >> /app/data/env.sh
 fi
 
 source /app/data/env.sh