diff --git a/go.mod b/go.mod
index ca04219..b1cbc32 100644
--- a/go.mod
+++ b/go.mod
@@ -4,12 +4,13 @@ go 1.18
 
 require (
 	fortio.org/cli v1.4.2
-	fortio.org/log v1.11.0
+	fortio.org/log v1.12.0
 	fortio.org/testscript v0.3.1
 	fortio.org/version v1.0.3
 )
 
 require (
+	fortio.org/struct2env v0.4.0 // indirect
 	golang.org/x/sys v0.8.0 // indirect
 	golang.org/x/tools v0.8.0 // indirect
 )
diff --git a/go.sum b/go.sum
index 00ee40c..a870d1b 100644
--- a/go.sum
+++ b/go.sum
@@ -1,7 +1,9 @@
 fortio.org/cli v1.4.2 h1:pCYVPk5FpQuJtD31f9CG8sdgoTOWdv9Gls8As/MLJhU=
 fortio.org/cli v1.4.2/go.mod h1:VGqFDEKpA6u3NbTM3aSz2lZfAYKnGaszl1pLxbBhxsY=
-fortio.org/log v1.11.0 h1:w7ueGPGbXz0A3+ApMz/5Q9gwEMrwSo/ohTlLo2Um6dU=
-fortio.org/log v1.11.0/go.mod h1:u/8/2lyczXq52aT5Nw6reD+3cR6m/EbS2jBiIYhgiTU=
+fortio.org/log v1.12.0 h1:5Yg4pL9Pp0jcWeJYixm2xikMCldVaSDMgDFDmQJZfho=
+fortio.org/log v1.12.0/go.mod h1:1tMBG/Elr6YqjmJCWiejJp2FPvXg7/9UAN0Rfpkyt1o=
+fortio.org/struct2env v0.4.0 h1:k5alSOTf3YHiB3MuacjDHQ3YhVWvNZ95ZP/a6MqvyLo=
+fortio.org/struct2env v0.4.0/go.mod h1:lENUe70UwA1zDUCX+8AsO663QCFqYaprk5lnPhjD410=
 fortio.org/testscript v0.3.1 h1:MmRO64AsmzaU1KlYMzAbotJIMKRGxD1XXssJnBRiMGQ=
 fortio.org/testscript v0.3.1/go.mod h1:7OJ+U4avooRNqc7p/VHKJadYgj9fA6+N0SbGU8FVWGs=
 fortio.org/version v1.0.3 h1:5gJ3plj6isAOMq52cI5ifo4cC+QHmJF76Wevc5Cp4x0=