diff --git a/pkg/resources/configmaps/configmap.go b/pkg/resources/configmaps/configmap.go
index 7b7c58eee..42fd2376d 100644
--- a/pkg/resources/configmaps/configmap.go
+++ b/pkg/resources/configmaps/configmap.go
@@ -82,7 +82,11 @@ func generateRedisConfContent(configMap map[string]string) string {
 	sort.Strings(keys)
 
 	for _, k := range keys {
-		buffer.WriteString(fmt.Sprintf("%s %s", k, configMap[k]))
+		v := configMap[k]
+		if len(v) == 0 {
+			continue
+		}
+		buffer.WriteString(fmt.Sprintf("%s %s", k, v))
 		buffer.WriteString("\n")
 	}
 
diff --git a/pkg/resources/configmaps/configmap_test.go b/pkg/resources/configmaps/configmap_test.go
index c040c05aa..404c50a76 100644
--- a/pkg/resources/configmaps/configmap_test.go
+++ b/pkg/resources/configmaps/configmap_test.go
@@ -48,7 +48,6 @@ maxmemory 1000000000
 maxmemory-policy noeviction
 maxmemory-samples 5
 no-appendfsync-on-rewrite no
-notify-keyspace-events 
 repl-backlog-size 1048576
 repl-backlog-ttl 3600
 set-max-intset-entries 512