diff --git a/claims/perms.go b/claims/perms.go
index a2d65d8..7409e83 100644
--- a/claims/perms.go
+++ b/claims/perms.go
@@ -1,10 +1,12 @@
 package claims
 
 import (
+	"bufio"
 	"encoding/json"
 	"github.com/becheran/wildmatch-go"
 	"gopkg.in/yaml.v3"
 	"sort"
+	"strings"
 )
 
 type PermStorage struct {
@@ -15,6 +17,16 @@ func NewPermStorage() *PermStorage {
 	return new(PermStorage).setup()
 }
 
+func ParsePermStorage(perms string) *PermStorage {
+	ps := NewPermStorage()
+	sc := bufio.NewScanner(strings.NewReader(perms))
+	sc.Split(bufio.ScanWords)
+	for sc.Scan() {
+		ps.Set(sc.Text())
+	}
+	return ps
+}
+
 func (p *PermStorage) setup() *PermStorage {
 	if p.values == nil {
 		p.values = make(map[string]struct{})
diff --git a/claims/perms_test.go b/claims/perms_test.go
index a046177..015c5b1 100644
--- a/claims/perms_test.go
+++ b/claims/perms_test.go
@@ -6,6 +6,14 @@ import (
 	"testing"
 )
 
+func TestParsePermStorage(t *testing.T) {
+	t.Parallel()
+	ps := ParsePermStorage("mjwt:test mjwt:test2")
+	if _, ok := ps.values["mjwt:test"]; !ok {
+		assert.Fail(t, "perm not set")
+	}
+}
+
 func TestPermStorage_Set(t *testing.T) {
 	t.Parallel()
 	ps := NewPermStorage()