diff --git a/codegen/go.mod b/codegen/go.mod
index ed4ea92..3f38b73 100644
--- a/codegen/go.mod
+++ b/codegen/go.mod
@@ -5,7 +5,7 @@ go 1.25
 require (
 	github.com/iancoleman/strcase v0.3.0
 	github.com/lmittmann/tint v1.1.2
-	github.com/pb33f/libopenapi v0.29.1
+	github.com/pb33f/libopenapi v0.31.2
 	github.com/urfave/cli/v2 v2.27.7
 	go.yaml.in/yaml/v4 v4.0.0-rc.3
 )
@@ -18,4 +18,5 @@ require (
 	github.com/pb33f/ordered-map/v2 v2.3.0 // indirect
 	github.com/russross/blackfriday/v2 v2.1.0 // indirect
 	github.com/xrash/smetrics v0.0.0-20250705151800-55b8f293f342 // indirect
+	golang.org/x/sync v0.19.0 // indirect
 )
diff --git a/codegen/go.sum b/codegen/go.sum
index e29741c..2400ae7 100644
--- a/codegen/go.sum
+++ b/codegen/go.sum
@@ -12,8 +12,8 @@ github.com/lmittmann/tint v1.1.2 h1:2CQzrL6rslrsyjqLDwD11bZ5OpLBPU+g3G/r5LSfS8w=
 github.com/lmittmann/tint v1.1.2/go.mod h1:HIS3gSy7qNwGCj+5oRjAutErFBl4BzdQP6cJZ0NfMwE=
 github.com/pb33f/jsonpath v0.7.0 h1:3oG6yu1RqNoMZpqnRjBMqi8fSIXWoDAKDrsB0QGTcoU=
 github.com/pb33f/jsonpath v0.7.0/go.mod h1:/+JlSIjWA2ijMVYGJ3IQPF4Q1nLMYbUTYNdk0exCDPQ=
-github.com/pb33f/libopenapi v0.29.1 h1:Q5GSidDLl+4dFXd+B7l/PiM25KvAQ0ts6343S908cV4=
-github.com/pb33f/libopenapi v0.29.1/go.mod h1:4MP76dnaTMY+DM+bRhKBneAIhVISEEZM6G6sd7A9pus=
+github.com/pb33f/libopenapi v0.31.2 h1:dcFG9cPH7LvSejbemqqpSa3yrHYZs8eBHNdMx8ayIVc=
+github.com/pb33f/libopenapi v0.31.2/go.mod h1:oaebeA5l58AFbZ7qRKTtMnu15JEiPlaBas1vLDcw9vs=
 github.com/pb33f/ordered-map/v2 v2.3.0 h1:k2OhVEQkhTCQMhAicQ3Z6iInzoZNQ7L9MVomwKBZ5WQ=
 github.com/pb33f/ordered-map/v2 v2.3.0/go.mod h1:oe5ue+6ZNhy7QN9cPZvPA23Hx0vMHnNVeMg4fGdCANw=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
@@ -28,5 +28,7 @@ github.com/xrash/smetrics v0.0.0-20250705151800-55b8f293f342 h1:FnBeRrxr7OU4VvAz
 github.com/xrash/smetrics v0.0.0-20250705151800-55b8f293f342/go.mod h1:Ohn+xnUBiLI6FVj/9LpzZWtj1/D6lUovWYBkxHVV3aM=
 go.yaml.in/yaml/v4 v4.0.0-rc.3 h1:3h1fjsh1CTAPjW7q/EMe+C8shx5d8ctzZTrLcs/j8Go=
 go.yaml.in/yaml/v4 v4.0.0-rc.3/go.mod h1:aZqd9kCMsGL7AuUv/m/PvWLdg5sjJsZ4oHDEnfPPfY0=
+golang.org/x/sync v0.19.0 h1:vV+1eWNmZ5geRlYjzm2adRgW2/mcpevXNg50YZtPCE4=
+golang.org/x/sync v0.19.0/go.mod h1:9KTHXmSnoGruLpwFjVSX0lNNA75CykiMECbovNTZqGI=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=