diff --git a/internal/codegen/go.mod b/internal/codegen/go.mod
index 5dcef33e875..70ecf26fbfe 100644
--- a/internal/codegen/go.mod
+++ b/internal/codegen/go.mod
@@ -4,4 +4,4 @@ go 1.20
 
 replace github.com/aws/aws-sdk-go-v2 => ../../
 
-require golang.org/x/net v0.19.0
+require golang.org/x/net v0.23.0
diff --git a/internal/codegen/go.sum b/internal/codegen/go.sum
index a20dd0e94ac..199e74ae801 100644
--- a/internal/codegen/go.sum
+++ b/internal/codegen/go.sum
@@ -1,2 +1,2 @@
-golang.org/x/net v0.19.0 h1:zTwKpTd2XuCqf8huc7Fo2iSy+4RHPd10s4KzeTnVr1c=
-golang.org/x/net v0.19.0/go.mod h1:CfAk/cbD4CthTvqiEl8NpboMuiuOYsAr/7NOjZJtv1U=
+golang.org/x/net v0.23.0 h1:7EYJ93RZ9vYSZAIb2x3lnuvqO5zneoD6IvWjuhfxjTs=
+golang.org/x/net v0.23.0/go.mod h1:JKghWKKOSdJwpW2GEx0Ja7fmaKnMsbu+MWVZTokSYmg=
diff --git a/modman.toml b/modman.toml
index 17609a64ff9..16efa2e9cfe 100644
--- a/modman.toml
+++ b/modman.toml
@@ -3,7 +3,7 @@
   "github.com/aws/aws-sdk-go" = "v1.44.28"
   "github.com/aws/smithy-go" = "v1.20.2"
   "github.com/jmespath/go-jmespath" = "v0.4.0"
-  "golang.org/x/net" = "v0.19.0"
+  "golang.org/x/net" = "v0.23.0"
 
 [modules]
 
diff --git a/service/internal/eventstreamtesting/go.mod b/service/internal/eventstreamtesting/go.mod
index 61fa502a7b8..565e8333b20 100644
--- a/service/internal/eventstreamtesting/go.mod
+++ b/service/internal/eventstreamtesting/go.mod
@@ -6,7 +6,7 @@ require (
 	github.com/aws/aws-sdk-go-v2 v1.26.1
 	github.com/aws/aws-sdk-go-v2/aws/protocol/eventstream v1.6.2
 	github.com/aws/aws-sdk-go-v2/credentials v1.17.11
-	golang.org/x/net v0.19.0
+	golang.org/x/net v0.23.0
 )
 
 require (
diff --git a/service/internal/eventstreamtesting/go.sum b/service/internal/eventstreamtesting/go.sum
index e7fd5331b79..ad0588b2a9f 100644
--- a/service/internal/eventstreamtesting/go.sum
+++ b/service/internal/eventstreamtesting/go.sum
@@ -1,6 +1,6 @@
 github.com/aws/smithy-go v1.20.2 h1:tbp628ireGtzcHDDmLT/6ADHidqnwgF57XOXZe6tp4Q=
 github.com/aws/smithy-go v1.20.2/go.mod h1:krry+ya/rV9RDcV/Q16kpu6ypI4K2czasz0NC3qS14E=
-golang.org/x/net v0.19.0 h1:zTwKpTd2XuCqf8huc7Fo2iSy+4RHPd10s4KzeTnVr1c=
-golang.org/x/net v0.19.0/go.mod h1:CfAk/cbD4CthTvqiEl8NpboMuiuOYsAr/7NOjZJtv1U=
+golang.org/x/net v0.23.0 h1:7EYJ93RZ9vYSZAIb2x3lnuvqO5zneoD6IvWjuhfxjTs=
+golang.org/x/net v0.23.0/go.mod h1:JKghWKKOSdJwpW2GEx0Ja7fmaKnMsbu+MWVZTokSYmg=
 golang.org/x/text v0.14.0 h1:ScX5w1eTa3QqT8oi6+ziP7dTV1S2+ALU0bI+0zXKWiQ=
 golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
diff --git a/service/kinesis/internal/testing/go.mod b/service/kinesis/internal/testing/go.mod
index 4bfb2edb5d4..cd16f3107ca 100644
--- a/service/kinesis/internal/testing/go.mod
+++ b/service/kinesis/internal/testing/go.mod
@@ -15,7 +15,7 @@ require (
 	github.com/aws/aws-sdk-go-v2/internal/configsources v1.3.5 // indirect
 	github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.6.5 // indirect
 	github.com/jmespath/go-jmespath v0.4.0 // indirect
-	golang.org/x/net v0.19.0 // indirect
+	golang.org/x/net v0.23.0 // indirect
 	golang.org/x/text v0.14.0 // indirect
 )
 
diff --git a/service/kinesis/internal/testing/go.sum b/service/kinesis/internal/testing/go.sum
index 1d9d85f2ec7..6b1a533bbae 100644
--- a/service/kinesis/internal/testing/go.sum
+++ b/service/kinesis/internal/testing/go.sum
@@ -9,8 +9,8 @@ github.com/jmespath/go-jmespath/internal/testify v1.5.1/go.mod h1:L3OGu8Wl2/fWfC
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
-golang.org/x/net v0.19.0 h1:zTwKpTd2XuCqf8huc7Fo2iSy+4RHPd10s4KzeTnVr1c=
-golang.org/x/net v0.19.0/go.mod h1:CfAk/cbD4CthTvqiEl8NpboMuiuOYsAr/7NOjZJtv1U=
+golang.org/x/net v0.23.0 h1:7EYJ93RZ9vYSZAIb2x3lnuvqO5zneoD6IvWjuhfxjTs=
+golang.org/x/net v0.23.0/go.mod h1:JKghWKKOSdJwpW2GEx0Ja7fmaKnMsbu+MWVZTokSYmg=
 golang.org/x/text v0.14.0 h1:ScX5w1eTa3QqT8oi6+ziP7dTV1S2+ALU0bI+0zXKWiQ=
 golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
diff --git a/service/transcribestreaming/internal/testing/go.mod b/service/transcribestreaming/internal/testing/go.mod
index 0f86913c557..0112f61d139 100644
--- a/service/transcribestreaming/internal/testing/go.mod
+++ b/service/transcribestreaming/internal/testing/go.mod
@@ -14,7 +14,7 @@ require (
 	github.com/aws/aws-sdk-go-v2/credentials v1.17.11 // indirect
 	github.com/aws/aws-sdk-go-v2/internal/configsources v1.3.5 // indirect
 	github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.6.5 // indirect
-	golang.org/x/net v0.19.0 // indirect
+	golang.org/x/net v0.23.0 // indirect
 	golang.org/x/text v0.14.0 // indirect
 )
 
diff --git a/service/transcribestreaming/internal/testing/go.sum b/service/transcribestreaming/internal/testing/go.sum
index e7fd5331b79..ad0588b2a9f 100644
--- a/service/transcribestreaming/internal/testing/go.sum
+++ b/service/transcribestreaming/internal/testing/go.sum
@@ -1,6 +1,6 @@
 github.com/aws/smithy-go v1.20.2 h1:tbp628ireGtzcHDDmLT/6ADHidqnwgF57XOXZe6tp4Q=
 github.com/aws/smithy-go v1.20.2/go.mod h1:krry+ya/rV9RDcV/Q16kpu6ypI4K2czasz0NC3qS14E=
-golang.org/x/net v0.19.0 h1:zTwKpTd2XuCqf8huc7Fo2iSy+4RHPd10s4KzeTnVr1c=
-golang.org/x/net v0.19.0/go.mod h1:CfAk/cbD4CthTvqiEl8NpboMuiuOYsAr/7NOjZJtv1U=
+golang.org/x/net v0.23.0 h1:7EYJ93RZ9vYSZAIb2x3lnuvqO5zneoD6IvWjuhfxjTs=
+golang.org/x/net v0.23.0/go.mod h1:JKghWKKOSdJwpW2GEx0Ja7fmaKnMsbu+MWVZTokSYmg=
 golang.org/x/text v0.14.0 h1:ScX5w1eTa3QqT8oi6+ziP7dTV1S2+ALU0bI+0zXKWiQ=
 golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=