diff --git a/dnsfilter/dnsfilter.go b/dnsfilter/dnsfilter.go
index 60a32d39..82b56187 100644
--- a/dnsfilter/dnsfilter.go
+++ b/dnsfilter/dnsfilter.go
@@ -628,6 +628,11 @@ func makeResult(rule rules.Rule, reason Reason) Result {
 	return res
 }
 
+// InitModule() - manually initialize blocked services map
+func InitModule() {
+	initBlockedServices()
+}
+
 // New creates properly initialized DNS Filter that is ready to be used
 func New(c *Config, blockFilters []Filter) *Dnsfilter {
 
@@ -677,8 +682,6 @@ func New(c *Config, blockFilters []Filter) *Dnsfilter {
 	}
 	d.BlockedServices = bsvcs
 
-	initBlockedServices()
-
 	if blockFilters != nil {
 		err := d.initFiltering(nil, blockFilters)
 		if err != nil {
diff --git a/home/home.go b/home/home.go
index 2340ca6c..ebc25af4 100644
--- a/home/home.go
+++ b/home/home.go
@@ -208,6 +208,11 @@ func run(args options) {
 		}
 	}
 
+	// 'clients' module uses 'dnsfilter' module's static data (dnsfilter.BlockedSvcKnown()),
+	//  so we have to initialize dnsfilter's static data first,
+	//  but also avoid relying on automatic Go init() function
+	dnsfilter.InitModule()
+
 	config.DHCP.WorkDir = Context.workDir
 	config.DHCP.HTTPRegister = httpRegister
 	config.DHCP.ConfigModified = onConfigModified