diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index da976dd..23cd98e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,7 +14,7 @@ jobs:
     steps:
       - uses: actions/setup-go@v5
         with:
-          go-version: ~1.19
+          go-version: ~1.22
       - uses: actions/checkout@v4
         with:
           fetch-depth: 1
diff --git a/_integration-tests/go.mod b/_integration-tests/go.mod
index 190d940..f8ee3dd 100644
--- a/_integration-tests/go.mod
+++ b/_integration-tests/go.mod
@@ -1,6 +1,6 @@
 module golang.stackrox.io/grpc-http1/_integration-tests
 
-go 1.19
+go 1.21.0
 
 require (
 	github.com/stretchr/testify v1.9.0
diff --git a/_integration-tests/go.sum b/_integration-tests/go.sum
index 4ff57d7..e97dbbb 100644
--- a/_integration-tests/go.sum
+++ b/_integration-tests/go.sum
@@ -5,6 +5,7 @@ github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSs
 github.com/golang/glog v1.2.2 h1:1+mZ9upx1Dh6FmUTFR1naJ77miKiXgALjWOZ3NVFPmY=
 github.com/golang/glog v1.2.2/go.mod h1:6AhwSGph0fcJtXVM/PEHPqZlFeoLxhs7/t5UDAwmO+w=
 github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
+github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
diff --git a/go.mod b/go.mod
index ac88d8e..7e98acd 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module golang.stackrox.io/grpc-http1
 
-go 1.19
+go 1.21.0
 
 require (
 	github.com/coder/websocket v1.8.12
diff --git a/go.sum b/go.sum
index 24a85d0..0793975 100644
--- a/go.sum
+++ b/go.sum
@@ -5,6 +5,7 @@ github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSs
 github.com/golang/glog v1.2.2 h1:1+mZ9upx1Dh6FmUTFR1naJ77miKiXgALjWOZ3NVFPmY=
 github.com/golang/glog v1.2.2/go.mod h1:6AhwSGph0fcJtXVM/PEHPqZlFeoLxhs7/t5UDAwmO+w=
 github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
+github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
diff --git a/tools/go.mod b/tools/go.mod
index 55904da..1ebc20f 100644
--- a/tools/go.mod
+++ b/tools/go.mod
@@ -1,6 +1,6 @@
 module golang.stackrox.io/grpc-http1/tools
 
-go 1.18
+go 1.22.0
 
 require (
 	golang.org/x/lint v0.0.0-20210508222113-6edffad5e616