diff --git a/images/llvm/checkout-llvm.sh b/images/llvm/checkout-llvm.sh
index 206fe0b..a4aeacf 100755
--- a/images/llvm/checkout-llvm.sh
+++ b/images/llvm/checkout-llvm.sh
@@ -8,7 +8,7 @@ set -o errexit
 set -o pipefail
 set -o nounset
 
-rev="llvmorg-18.1.6"
+rev="llvmorg-17.0.6"
 
 git config --global user.email "maintainer@cilium.io"
 git config --global user.name  "Cilium Maintainers"
diff --git a/images/llvm/test/spec.yaml b/images/llvm/test/spec.yaml
index d4c62d5..9476e27 100644
--- a/images/llvm/test/spec.yaml
+++ b/images/llvm/test/spec.yaml
@@ -10,7 +10,7 @@ commandTests:
   args: ["--version"]
   expectedOutput:
   - 'LLVM\ \(http://llvm\.org/\):'
-  - 'LLVM\ version\ 18\.1\.6'
+  - 'LLVM\ version\ 17\.0\.6'
   - 'Optimized\ build\.'
   - 'Registered\ Targets:'
   - '(bpf|bpfeb|bpfel)[\ ]+-\ BPF\ \((host|big|little)\ endian\)'
@@ -24,7 +24,7 @@ commandTests:
   command: "clang"
   args: ["--version"]
   expectedOutput:
-  - 'clang\ version\ 18\.1\.6\ \(https://github.com/llvm/llvm-project.git\ .*\)'
+  - 'clang\ version\ 17\.0\.6\ \(https://github.com/llvm/llvm-project.git\ .*\)'
   - 'InstalledDir:\ /usr/local/bin'
 
 - name: "clang can compile a simple BPF program"