diff --git a/app.go b/app.go
index 91f4fbdd..232f1526 100644
--- a/app.go
+++ b/app.go
@@ -12,7 +12,6 @@ import (
 	"strconv"
 	"sync"
 	"syscall"
-	"time"
 
 	"github.com/AdguardTeam/golibs/log"
 	"github.com/gobuffalo/packr"
@@ -101,24 +100,7 @@ func run(args options) {
 		config.BindPort = args.bindPort
 	}
 
-	// Load filters from the disk
-	// And if any filter has zero ID, assign a new one
-	for i := range config.Filters {
-		filter := &config.Filters[i] // otherwise we're operating on a copy
-		if filter.ID == 0 {
-			filter.ID = assignUniqueFilterID()
-		}
-		err = filter.load()
-		if err != nil {
-			// This is okay for the first start, the filter will be loaded later
-			log.Debug("Couldn't load filter %d contents due to %s", filter.ID, err)
-			// clear LastUpdated so it gets fetched right away
-		}
-
-		if len(filter.Rules) == 0 {
-			filter.LastUpdated = time.Time{}
-		}
-	}
+	loadFilters()
 
 	// Save the updated config
 	err = config.write()
diff --git a/filter.go b/filter.go
index e8f68d43..e20ad45f 100644
--- a/filter.go
+++ b/filter.go
@@ -44,6 +44,27 @@ func userFilter() filter {
 	}
 }
 
+// Load filters from the disk
+// And if any filter has zero ID, assign a new one
+func loadFilters() {
+	for i := range config.Filters {
+		filter := &config.Filters[i] // otherwise we're operating on a copy
+		if filter.ID == 0 {
+			filter.ID = assignUniqueFilterID()
+		}
+		err := filter.load()
+		if err != nil {
+			// This is okay for the first start, the filter will be loaded later
+			log.Debug("Couldn't load filter %d contents due to %s", filter.ID, err)
+			// clear LastUpdated so it gets fetched right away
+		}
+
+		if len(filter.Rules) == 0 {
+			filter.LastUpdated = time.Time{}
+		}
+	}
+}
+
 func deduplicateFilters() {
 	// Deduplicate filters
 	i := 0 // output index, used for deletion later