diff --git a/go.mod b/go.mod
index 3dd62cf..f841740 100644
--- a/go.mod
+++ b/go.mod
@@ -3,9 +3,9 @@ module packer-plugin-scaffolding
 go 1.17
 
 require (
-	github.com/hashicorp/hcl/v2 v2.13.0
-	github.com/hashicorp/packer-plugin-sdk v0.4.0
-	github.com/zclconf/go-cty v1.10.0
+	github.com/hashicorp/hcl/v2 v2.16.2
+	github.com/hashicorp/packer-plugin-sdk v0.5.1
+	github.com/zclconf/go-cty v1.12.1
 )
 
 require (
diff --git a/go.sum b/go.sum
index c2eabf7..b1486b2 100644
--- a/go.sum
+++ b/go.sum
@@ -587,14 +587,14 @@ github.com/hashicorp/golang-lru v0.5.4 h1:YDjusn29QI/Das2iO9M0BHnIbxPeyuCHsjMW+l
 github.com/hashicorp/golang-lru v0.5.4/go.mod h1:iADmTwqILo4mZ8BN3D2Q6+9jd8WM5uGBxy+E8yxSoD4=
 github.com/hashicorp/hcl v1.0.0 h1:0Anlzjpi4vEasTeNFn2mLJgTSwt0+6sfsiTG8qcWGx4=
 github.com/hashicorp/hcl v1.0.0/go.mod h1:E5yfLk+7swimpb2L/Alb/PJmXilQ/rhwaUYs4T20WEQ=
-github.com/hashicorp/hcl/v2 v2.13.0 h1:0Apadu1w6M11dyGFxWnmhhcMjkbAiKCv7G1r/2QgCNc=
-github.com/hashicorp/hcl/v2 v2.13.0/go.mod h1:e4z5nxYlWNPdDSNYX+ph14EvWYMFm3eP0zIUqPc2jr0=
+github.com/hashicorp/hcl/v2 v2.16.2 h1:mpkHZh/Tv+xet3sy3F9Ld4FyI2tUpWe9x3XtPx9f1a0=
+github.com/hashicorp/hcl/v2 v2.16.2/go.mod h1:JRmR89jycNkrrqnMmvPDMd56n1rQJ2Q6KocSLCMCXng=
 github.com/hashicorp/logutils v1.0.0/go.mod h1:QIAnNjmIWmVIIkWDTG1z5v++HQmx9WQRO+LraFDTW64=
 github.com/hashicorp/mdns v1.0.1/go.mod h1:4gW7WsVCke5TE7EPeYliwHlRUyBtfCwuFwuMg2DmyNY=
 github.com/hashicorp/memberlist v0.2.2 h1:5+RffWKwqJ71YPu9mWsF7ZOscZmwfasdA8kbdC7AO2g=
 github.com/hashicorp/memberlist v0.2.2/go.mod h1:MS2lj3INKhZjWNqd3N0m3J+Jxf3DAOnAH9VT3Sh9MUE=
-github.com/hashicorp/packer-plugin-sdk v0.4.0 h1:UyLYe0y02D9wkOQ3FeeZWyFg2+mx2vLuWRGUL5xt50I=
-github.com/hashicorp/packer-plugin-sdk v0.4.0/go.mod h1:uNhU3pmjM2ejgHYce/g4J+sa5rh81iYQztpGvGa5FOs=
+github.com/hashicorp/packer-plugin-sdk v0.5.1 h1:ucXGWru98LsQrAWq8cEnaNN2Dvqw0HtyupAwNzrfy44=
+github.com/hashicorp/packer-plugin-sdk v0.5.1/go.mod h1:OKziA4fQodpIq5HzOpRNt+vLpRJae61Z4uVFbeMLgd8=
 github.com/hashicorp/serf v0.9.5 h1:EBWvyu9tcRszt3Bxp3KNssBMP1KuHWyO51lz9+786iM=
 github.com/hashicorp/serf v0.9.5/go.mod h1:UWDWwZeL5cuWDJdl0C6wrvrUwEqtQ4ZKBKKENpqIUyk=
 github.com/hashicorp/vault/api v1.0.5-0.20200519221902-385fac77e20f/go.mod h1:euTFbi2YJgwcju3imEt919lhJKF68nN1cQPq3aA+kBE=
@@ -718,6 +718,7 @@ github.com/pierrec/lz4 v2.0.5+incompatible/go.mod h1:pdkljMzZIN41W+lC3N2tnIh5sFi
 github.com/pierrec/lz4 v2.5.2+incompatible/go.mod h1:pdkljMzZIN41W+lC3N2tnIh5sFi+IEE17M5jbnwPHcY=
 github.com/pierrec/lz4 v2.6.1+incompatible h1:9UY3+iC23yxF0UfGaYrGplQ+79Rg+h/q9FV9ix19jjM=
 github.com/pierrec/lz4 v2.6.1+incompatible/go.mod h1:pdkljMzZIN41W+lC3N2tnIh5sFi+IEE17M5jbnwPHcY=
+github.com/pkg/diff v0.0.0-20210226163009-20ebb0f2a09e/go.mod h1:pJLUxLENpZxwdsKMEsNbx1VGcRFpLqf3715MtcvvzbA=
 github.com/pkg/errors v0.8.0/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pkg/errors v0.8.1-0.20171018195549-f15c970de5b7/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
@@ -794,9 +795,8 @@ github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9dec
 github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
 github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=
 github.com/zclconf/go-cty v1.2.0/go.mod h1:hOPWgoHbaTUnI5k4D2ld+GRpFJSCe6bCM7m1q/N4PQ8=
-github.com/zclconf/go-cty v1.8.0/go.mod h1:vVKLxnk3puL4qRAv72AO+W99LUD4da90g3uUAzyuvAk=
-github.com/zclconf/go-cty v1.10.0 h1:mp9ZXQeIcN8kAwuqorjH+Q+njbJKjLrvB2yIh4q7U+0=
-github.com/zclconf/go-cty v1.10.0/go.mod h1:vVKLxnk3puL4qRAv72AO+W99LUD4da90g3uUAzyuvAk=
+github.com/zclconf/go-cty v1.12.1 h1:PcupnljUm9EIvbgSHQnHhUr3fO6oFmkOrvs2BAFNXXY=
+github.com/zclconf/go-cty v1.12.1/go.mod h1:s9IfD1LK5ccNMSWCVFCE2rJfHiZgi7JijgeWIMfhLvA=
 github.com/zclconf/go-cty-debug v0.0.0-20191215020915-b22d67c1ba0b/go.mod h1:ZRKQfBXbGkpdV6QMzT3rU1kSTAnfu1dO8dPKjYprgj8=
 go.opencensus.io v0.21.0/go.mod h1:mSImk1erAIZhrmZN+AvHh14ztQfjbGwt4TtuofqLduU=
 go.opencensus.io v0.22.0/go.mod h1:+kGneAE2xo2IficOXnaByMWTGM9T73dGwxeWcUqIpI8=