diff --git a/go.mod b/go.mod
index 86bd85e..8d9ad39 100644
--- a/go.mod
+++ b/go.mod
@@ -8,7 +8,7 @@ toolchain go1.22.5
 require (
 	fortio.org/cli v1.9.0
 	fortio.org/dflag v1.7.2
-	fortio.org/fortio v1.66.2
+	fortio.org/fortio v1.66.3
 	fortio.org/log v1.16.0
 	go.opentelemetry.io/contrib/instrumentation/net/http/httptrace/otelhttptrace v0.55.0
 	go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.55.0
@@ -46,6 +46,6 @@ require (
 	golang.org/x/text v0.18.0 // indirect
 	google.golang.org/genproto/googleapis/api v0.0.0-20240903143218-8af14fe29dc1 // indirect
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20240903143218-8af14fe29dc1 // indirect
-	google.golang.org/grpc v1.66.1 // indirect
+	google.golang.org/grpc v1.66.2 // indirect
 	google.golang.org/protobuf v1.34.2 // indirect
 )
diff --git a/go.sum b/go.sum
index a1f2c6e..d02349d 100644
--- a/go.sum
+++ b/go.sum
@@ -4,8 +4,8 @@ fortio.org/cli v1.9.0 h1:cPgNHvrjxznmbmwuXSwPqQLKZ+RMW8i0iAOESLjt1aI=
 fortio.org/cli v1.9.0/go.mod h1:pk/JBE8LcXtNuo5Yj2bLsVbwPaHo8NWdbstSN0cpbFk=
 fortio.org/dflag v1.7.2 h1:lUhXFvDlw4CJj/q7hPv/TC+n/wVoQylzQO6bUg5GQa0=
 fortio.org/dflag v1.7.2/go.mod h1:6yO/NIgrWfQH195WbHJ3Y45SCx11ffivQjfx2C/FS1U=
-fortio.org/fortio v1.66.2 h1:yA++v1Kzm5mkDZWqNcGYDvKSzQza3pJCiUdatpatkq8=
-fortio.org/fortio v1.66.2/go.mod h1:mDwof93Qw2zg8xKARMXO4BhW9/ypX3cw2IrGUkENjDc=
+fortio.org/fortio v1.66.3 h1:N/Ic9W2tVoJ5LAcr8ZjcF3mNb2ftCw77ZtKF02jwf8Q=
+fortio.org/fortio v1.66.3/go.mod h1:+W7ooyLn/Fp3h0UF9JclFEJN50EOvelO6c+VhCYGwnM=
 fortio.org/log v1.16.0 h1:GhU8/9NkYZmEIzvTN/DTMedDAStLJraWUUVUA2EbNDc=
 fortio.org/log v1.16.0/go.mod h1:t58Spg9njjymvRioh5F6qKGSupEsnMjXLGWIS1i3khE=
 fortio.org/scli v1.15.2 h1:vWXt4QOViXNWy4Gdm7d2FDfptzWD00QiWzYAM/IUF7c=
@@ -79,8 +79,8 @@ google.golang.org/genproto/googleapis/api v0.0.0-20240903143218-8af14fe29dc1 h1:
 google.golang.org/genproto/googleapis/api v0.0.0-20240903143218-8af14fe29dc1/go.mod h1:qpvKtACPCQhAdu3PyQgV4l3LMXZEtft7y8QcarRsp9I=
 google.golang.org/genproto/googleapis/rpc v0.0.0-20240903143218-8af14fe29dc1 h1:pPJltXNxVzT4pK9yD8vR9X75DaWYYmLGMsEvBfFQZzQ=
 google.golang.org/genproto/googleapis/rpc v0.0.0-20240903143218-8af14fe29dc1/go.mod h1:UqMtugtsSgubUsoxbuAoiCXvqvErP7Gf0so0mK9tHxU=
-google.golang.org/grpc v1.66.1 h1:hO5qAXR19+/Z44hmvIM4dQFMSYX9XcWsByfoxutBpAM=
-google.golang.org/grpc v1.66.1/go.mod h1:s3/l6xSSCURdVfAnL+TqCNMyTDAGN6+lZeVxnZR128Y=
+google.golang.org/grpc v1.66.2 h1:3QdXkuq3Bkh7w+ywLdLvM56cmGvQHUMZpiCzt6Rqaoo=
+google.golang.org/grpc v1.66.2/go.mod h1:s3/l6xSSCURdVfAnL+TqCNMyTDAGN6+lZeVxnZR128Y=
 google.golang.org/protobuf v1.34.2 h1:6xV6lTsCfpGD21XK49h7MhtcApnLqkfYgPcdHftf6hg=
 google.golang.org/protobuf v1.34.2/go.mod h1:qYOHts0dSfpeUzUFpOMr/WGzszTmLH+DiWniOlNbLDw=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=