diff --git a/go.mod b/go.mod
index f661e68..714b73f 100644
--- a/go.mod
+++ b/go.mod
@@ -8,8 +8,8 @@ require (
 	github.com/hashicorp/go-hclog v1.3.1
 	github.com/hashicorp/go-plugin v1.4.5
 	github.com/hashicorp/go-version v1.6.0
-	github.com/hashicorp/hcl/v2 v2.14.1
-	github.com/zclconf/go-cty v1.11.0
+	github.com/hashicorp/hcl/v2 v2.15.0
+	github.com/zclconf/go-cty v1.12.1
 	golang.org/x/tools v0.1.12
 	google.golang.org/grpc v1.50.1
 	google.golang.org/protobuf v1.28.1
diff --git a/go.sum b/go.sum
index 451970d..b61b38b 100644
--- a/go.sum
+++ b/go.sum
@@ -43,8 +43,8 @@ github.com/hashicorp/go-plugin v1.4.5 h1:oTE/oQR4eghggRg8VY7PAz3dr++VwDNBGCcOfIv
 github.com/hashicorp/go-plugin v1.4.5/go.mod h1:viDMjcLJuDui6pXb8U4HVfb8AamCWhHGUjr2IrTF67s=
 github.com/hashicorp/go-version v1.6.0 h1:feTTfFNnjP967rlCxM/I9g701jU+RN74YKx2mOkIeek=
 github.com/hashicorp/go-version v1.6.0/go.mod h1:fltr4n8CU8Ke44wwGCBoEymUuxUHl09ZGVZPK5anwXA=
-github.com/hashicorp/hcl/v2 v2.14.1 h1:x0BpjfZ+CYdbiz+8yZTQ+gdLO7IXvOut7Da+XJayx34=
-github.com/hashicorp/hcl/v2 v2.14.1/go.mod h1:e4z5nxYlWNPdDSNYX+ph14EvWYMFm3eP0zIUqPc2jr0=
+github.com/hashicorp/hcl/v2 v2.15.0 h1:CPDXO6+uORPjKflkWCCwoWc9uRp+zSIPcCQ+BrxV7m8=
+github.com/hashicorp/hcl/v2 v2.15.0/go.mod h1:JRmR89jycNkrrqnMmvPDMd56n1rQJ2Q6KocSLCMCXng=
 github.com/hashicorp/yamux v0.0.0-20180604194846-3520598351bb h1:b5rjCoWHc7eqmAS4/qyk21ZsHyb6Mxv/jykxvNTkU4M=
 github.com/hashicorp/yamux v0.0.0-20180604194846-3520598351bb/go.mod h1:+NfK9FKeTrX5uv1uIXGdwYDTeHna2qgaIlx54MXqjAM=
 github.com/jhump/protoreflect v1.6.0 h1:h5jfMVslIg6l29nsMs0D8Wj17RDVdNYti0vDN/PZZoE=
@@ -77,8 +77,8 @@ github.com/vmihailenco/msgpack/v4 v4.3.12 h1:07s4sz9IReOgdikxLTKNbBdqDMLsjPKXwvC
 github.com/vmihailenco/msgpack/v4 v4.3.12/go.mod h1:gborTTJjAo/GWTqqRjrLCn9pgNN+NXzzngzBKDPIqw4=
 github.com/vmihailenco/tagparser v0.1.1 h1:quXMXlA39OCbd2wAdTsGDlK9RkOk6Wuw+x37wVyIuWY=
 github.com/vmihailenco/tagparser v0.1.1/go.mod h1:OeAg3pn3UbLjkWt+rN9oFYB6u/cQgqMEUPoW2WPyhdI=
-github.com/zclconf/go-cty v1.11.0 h1:726SxLdi2SDnjY+BStqB9J1hNp4+2WlzyXLuimibIe0=
-github.com/zclconf/go-cty v1.11.0/go.mod h1:s9IfD1LK5ccNMSWCVFCE2rJfHiZgi7JijgeWIMfhLvA=
+github.com/zclconf/go-cty v1.12.1 h1:PcupnljUm9EIvbgSHQnHhUr3fO6oFmkOrvs2BAFNXXY=
+github.com/zclconf/go-cty v1.12.1/go.mod h1:s9IfD1LK5ccNMSWCVFCE2rJfHiZgi7JijgeWIMfhLvA=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=