diff --git a/go.mod b/go.mod
index 1822291..05d6314 100644
--- a/go.mod
+++ b/go.mod
@@ -1,12 +1,14 @@
 module github.com/crossplane-contrib/crossplane-provider-castai
 
-go 1.20
+go 1.21
+
+toolchain go1.23.1
 
 require (
 	dario.cat/mergo v1.0.0
 	github.com/crossplane/crossplane-runtime v1.16.0-rc.1.0.20240424114634-8641eb2ba384
 	github.com/crossplane/crossplane-tools v0.0.0-20230925130601-628280f8bf79
-	github.com/crossplane/upjet v1.3.0
+	github.com/crossplane/upjet v1.4.1
 	github.com/pkg/errors v0.9.1
 	gopkg.in/alecthomas/kingpin.v2 v2.2.6
 	k8s.io/apimachinery v0.29.2
diff --git a/go.sum b/go.sum
index de2b738..e5a785e 100644
--- a/go.sum
+++ b/go.sum
@@ -33,6 +33,8 @@ github.com/crossplane/crossplane-tools v0.0.0-20230925130601-628280f8bf79 h1:Hig
 github.com/crossplane/crossplane-tools v0.0.0-20230925130601-628280f8bf79/go.mod h1:+e4OaFlOcmr0JvINHl/yvEYBrZawzTgj6pQumOH1SS0=
 github.com/crossplane/upjet v1.3.0 h1:qRgcfqLz4M2v7enUku3xEriY5poc5XVbRl98nbvvu+E=
 github.com/crossplane/upjet v1.3.0/go.mod h1:3pDVtCgyBc5f2Zx4K5HEPxxhjndmOc5CHCJNpIivK/g=
+github.com/crossplane/upjet v1.4.1 h1:f2HawXz8OGte1jhe3Fa+IIOca+eCsNFE3Fc5rnkF24Y=
+github.com/crossplane/upjet v1.4.1/go.mod h1:3pDVtCgyBc5f2Zx4K5HEPxxhjndmOc5CHCJNpIivK/g=
 github.com/dave/jennifer v1.4.1 h1:XyqG6cn5RQsTj3qlWQTKlRGAyrTcsk1kUmWdZBzRjDw=
 github.com/dave/jennifer v1.4.1/go.mod h1:7jEdnm+qBcxl8PC0zyp7vxcpSRnzXSt9r39tpTVGlwA=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=