diff --git a/tools/go.mod b/tools/go.mod
index d258e668..e23954a7 100644
--- a/tools/go.mod
+++ b/tools/go.mod
@@ -2,7 +2,7 @@ module github.com/elastic/apm-aws-lambda/tools
 
 go 1.23.7
 
-require github.com/terraform-docs/terraform-docs v0.19.0
+require github.com/terraform-docs/terraform-docs v0.20.0
 
 require (
 	dario.cat/mergo v1.0.1 // indirect
diff --git a/tools/go.sum b/tools/go.sum
index b98971e1..d5768583 100644
--- a/tools/go.sum
+++ b/tools/go.sum
@@ -142,8 +142,8 @@ github.com/subosito/gotenv v1.6.0 h1:9NlTDc1FTs4qu0DDq7AEtTPNw6SVm7uBMsUCUjABIf8
 github.com/subosito/gotenv v1.6.0/go.mod h1:Dk4QP5c2W3ibzajGcXpNraDfq2IrhjMIvMSWPKKo0FU=
 github.com/terraform-docs/terraform-config-inspect v0.0.0-20210728164355-9c1f178932fa h1:wdyf3TobwYFwsqnUGJcjdNHxKfwHPFbaOknBJehnF1M=
 github.com/terraform-docs/terraform-config-inspect v0.0.0-20210728164355-9c1f178932fa/go.mod h1:GtanFwTsRRXScYHOMb5h4K18XQBFeS2tXat9/LrPtPc=
-github.com/terraform-docs/terraform-docs v0.19.0 h1:YDC9YTxEzH0NPbXaqSwi1opp3+F2Ka3ZL/vIUa1Dv68=
-github.com/terraform-docs/terraform-docs v0.19.0/go.mod h1:+Hd2ngjXmsC9H9hHDz4BXdxLaOHJX3/cZEWqaeaG8m0=
+github.com/terraform-docs/terraform-docs v0.20.0 h1:qg0gtYlecCLDgEoJ+KqeAfYDc1iDDmOaF8may9iK444=
+github.com/terraform-docs/terraform-docs v0.20.0/go.mod h1:wNwRd0HM4G78v8ZtNXVPtCyp0/i/79wtMYr3hmekZGw=
 github.com/vmihailenco/msgpack v3.3.3+incompatible/go.mod h1:fy3FlTQTDXWkZ7Bh6AcGMlsjHatGryHQYUTf1ShIgkk=
 github.com/zclconf/go-cty v1.1.0/go.mod h1:xnAOWiHeOqg2nWS62VtQ7pbOu17FtxJNW8RLEih+O3s=
 github.com/zclconf/go-cty v1.16.0 h1:xPKEhst+BW5D0wxebMZkxgapvOE/dw7bFTlgSc9nD6w=