diff --git a/.gitignore b/.gitignore
index 9dca5eb..d23676d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -13,3 +13,4 @@ build/
 
 # Project-local glide cache, RE: https://github.com/Masterminds/glide/issues/736
 .glide/
+.idea/
diff --git a/.travis.yml b/.travis.yml
index ccac305..b7fc8cb 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,7 +1,6 @@
 language: go
 go:
 - 1.19.x
-- 1.18.x
 
 git:
   depth: false
diff --git a/go.mod b/go.mod
index 40bf704..876d8d8 100644
--- a/go.mod
+++ b/go.mod
@@ -2,6 +2,6 @@ module github.com/nats-io/nkeys
 
 go 1.19
 
-require golang.org/x/crypto v0.5.0
+require golang.org/x/crypto v0.6.0
 
-require golang.org/x/sys v0.4.0 // indirect
+require golang.org/x/sys v0.5.0 // indirect
diff --git a/go.sum b/go.sum
index 5317d3e..1ee4ca9 100644
--- a/go.sum
+++ b/go.sum
@@ -1,4 +1,4 @@
-golang.org/x/crypto v0.5.0 h1:U/0M97KRkSFvyD/3FSmdP5W5swImpNgle/EHFhOsQPE=
-golang.org/x/crypto v0.5.0/go.mod h1:NK/OQwhpMQP3MwtdjgLlYHnH9ebylxKWv3e0fK+mkQU=
-golang.org/x/sys v0.4.0 h1:Zr2JFtRQNX3BCZ8YtxRE9hNJYC8J6I1MVbMg6owUp18=
-golang.org/x/sys v0.4.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/crypto v0.6.0 h1:qfktjS5LUO+fFKeJXZ+ikTRijMmljikvG68fpMMruSc=
+golang.org/x/crypto v0.6.0/go.mod h1:OFC/31mSvZgRz0V1QTNCzfAI1aIRzbiufJtkMIlEp58=
+golang.org/x/sys v0.5.0 h1:MUK/U/4lj1t1oPg0HfuXDN/Z1wv31ZJ/YcPiGccS4DU=
+golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=