diff --git a/go.mod b/go.mod
index 8b39170..88a2163 100644
--- a/go.mod
+++ b/go.mod
@@ -1,5 +1,6 @@
 module github.com/kintsdev/certy
 
 go 1.22.2
+toolchain go1.23.6
 
-require golang.org/x/crypto v0.33.0
+require golang.org/x/crypto v0.35.0
diff --git a/go.sum b/go.sum
index 92d171c..3987ac8 100644
--- a/go.sum
+++ b/go.sum
@@ -1,2 +1,2 @@
-golang.org/x/crypto v0.33.0 h1:IOBPskki6Lysi0lo9qQvbxiQ+FvsCC/YWOecCHAixus=
-golang.org/x/crypto v0.33.0/go.mod h1:bVdXmD7IV/4GdElGPozy6U7lWdRXA4qyRVGJV57uQ5M=
+golang.org/x/crypto v0.35.0 h1:b15kiHdrGCHrP6LvwaQ3c03kgNhhiMgvlhxHQhmg2Xs=
+golang.org/x/crypto v0.35.0/go.mod h1:dy7dXNW32cAb/6/PRuTNsix8T+vJAqvuIy5Bli/x0YQ=