diff --git a/go.mod b/go.mod
index 8fda0ba..cca47c2 100644
--- a/go.mod
+++ b/go.mod
@@ -12,5 +12,5 @@ require (
 	github.com/miekg/dns v1.1.43
 	golang.org/x/oauth2 v0.0.0-20211028175245-ba495a64dcb5
 	gopkg.in/asn1-ber.v1 v1.0.0-20181015200546-f715ec2f112d // indirect
-	gopkg.in/ldap.v2 v2.5.1
+	gopkg.in/ldap.v3 v3.4.1
 )