diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index cdab60b..31efea4 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -4,27 +4,27 @@ on: push
 jobs:
   test:
     name: Test clang-${{ matrix.clang }}
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
 
     strategy:
       matrix:
-        clang: ["9", "14", "16"]
+        clang: ["11", "14", "20"]
 
     steps:
     - name: Set up Go 1.x
       uses: actions/setup-go@v2
       with:
-        go-version: ^1.20
+        go-version: ^1.24
 
     - name: Check out code into the Go module directory
       uses: actions/checkout@v2
 
     - name: Add apt.llvm.org repo
-      # clang-9 is in the upstream focal repo, but not apt.llvm.org.
-      if: matrix.clang != 9
+      # clang-11 is in the upstream jammy repo, but not apt.llvm.org.
+      if: matrix.clang != 11
       run: |
         wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key 2>/dev/null | sudo apt-key add -
-        echo 'deb http://apt.llvm.org/focal/ llvm-toolchain-focal-${{ matrix.clang }} main' | sudo tee /etc/apt/sources.list.d/clang.list
+        echo 'deb http://apt.llvm.org/jammy/ llvm-toolchain-jammy-${{ matrix.clang }} main' | sudo tee /etc/apt/sources.list.d/clang.list
         # Only update the llvm repo, this is a lot faster.
         sudo apt-get update -o Dir::Etc::sourcelist="sources.list.d/clang.list" -o Dir::Etc::sourceparts="-" -o APT::Get::List-Cleanup="0"
 
diff --git a/go.mod b/go.mod
index b4b1dec..6cb59c0 100644
--- a/go.mod
+++ b/go.mod
@@ -1,12 +1,10 @@
 module github.com/cloudflare/cbpfc
 
 require (
-	github.com/cilium/ebpf v0.11.0
+	github.com/cilium/ebpf v0.18.0
 	github.com/pkg/errors v0.9.1
-	golang.org/x/net v0.17.0
-	golang.org/x/sys v0.13.0
+	golang.org/x/net v0.36.0
+	golang.org/x/sys v0.33.0
 )
 
-require golang.org/x/exp v0.0.0-20230224173230-c95f2b4c22f2 // indirect
-
-go 1.19
+go 1.23.0
diff --git a/go.sum b/go.sum
index ca72fc4..1b6a511 100644
--- a/go.sum
+++ b/go.sum
@@ -1,15 +1,18 @@
-github.com/cilium/ebpf v0.11.0 h1:V8gS/bTCCjX9uUnkUFUpPsksM8n1lXBAvHcpiFk1X2Y=
-github.com/cilium/ebpf v0.11.0/go.mod h1:WE7CZAnqOL2RouJ4f1uyNhqr2P4CCvXFIqdRDUgWsVs=
-github.com/frankban/quicktest v1.14.5 h1:dfYrrRyLtiqT9GyKXgdh+k4inNeTvmGbuSgZ3lx3GhA=
-github.com/google/go-cmp v0.5.9 h1:O2Tfq5qg4qc4AmwVlvv0oLiVAGB7enBSJ2x2DqQFi38=
+github.com/cilium/ebpf v0.18.0 h1:OsSwqS4y+gQHxaKgg2U/+Fev834kdnsQbtzRnbVC6Gs=
+github.com/cilium/ebpf v0.18.0/go.mod h1:vmsAT73y4lW2b4peE+qcOqw6MxvWQdC+LiU5gd/xyo4=
+github.com/go-quicktest/qt v1.101.1-0.20240301121107-c6c8733fa1e6 h1:teYtXy9B7y5lHTp8V9KPxpYRAVA7dozigQcMiBust1s=
+github.com/go-quicktest/qt v1.101.1-0.20240301121107-c6c8733fa1e6/go.mod h1:p4lGIVX+8Wa6ZPNDvqcxq36XpUDLh42FLetFU7odllI=
+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/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=
+github.com/kr/pretty v0.3.1/go.mod h1:hoEshYVHaxMs3cyo3Yncou5ZscifuDolrwPKZanG3xk=
 github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
+github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
 github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
-github.com/rogpeppe/go-internal v1.9.0 h1:73kH8U+JUqXU8lRuOHeVHaa/SZPifC7BkcraZVejAe8=
-golang.org/x/exp v0.0.0-20230224173230-c95f2b4c22f2 h1:Jvc7gsqn21cJHCmAWx0LiimpP18LZmUxkT5Mp7EZ1mI=
-golang.org/x/exp v0.0.0-20230224173230-c95f2b4c22f2/go.mod h1:CxIveKay+FTh1D0yPZemJVgC/95VzuuOLq5Qi4xnoYc=
-golang.org/x/net v0.17.0 h1:pVaXccu2ozPjCXewfr1S7xza/zcXTity9cCdXQYSjIM=
-golang.org/x/net v0.17.0/go.mod h1:NxSsAGuq816PNPmqtQdLE42eU2Fs7NoRIZrHJAlaCOE=
-golang.org/x/sys v0.13.0 h1:Af8nKPmuFypiUBjVoU9V20FiaFXOcuZI21p0ycVYYGE=
-golang.org/x/sys v0.13.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+github.com/rogpeppe/go-internal v1.12.0 h1:exVL4IDcn6na9z1rAb56Vxr+CgyK3nn3O+epU5NdKM8=
+github.com/rogpeppe/go-internal v1.12.0/go.mod h1:E+RYuTGaKKdloAfM02xzb0FW3Paa99yedzYV+kq4uf4=
+golang.org/x/net v0.36.0 h1:vWF2fRbw4qslQsQzgFqZff+BItCvGFQqKzKIzx1rmoA=
+golang.org/x/net v0.36.0/go.mod h1:bFmbeoIPfrw4sMHNhb4J9f6+tPziuGjq7Jk/38fxi1I=
+golang.org/x/sys v0.33.0 h1:q3i8TbbEz+JRD9ywIRlyRAQbM0qF7hu24q3teo2hbuw=
+golang.org/x/sys v0.33.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=