diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index cae01d19c..6193a8f69 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -292,7 +292,7 @@ build-foxhunt-training-runtime:
   variables:
     # No CUDA_COMPUTE_CAP — CPU-only builds don't compile CUDA kernels
     CARGO_BUILD_JOBS: "14"
-    KUBERNETES_NODE_SELECTOR_k8s.scaleway.com/pool-name: "ci-compile-cpu"
+    KUBERNETES_NODE_SELECTOR_POOL: "k8s.scaleway.com/pool-name=ci-compile-cpu"
     KUBERNETES_CPU_REQUEST: "14000m"
     KUBERNETES_CPU_LIMIT: "15500m"
     KUBERNETES_MEMORY_REQUEST: "24Gi"
@@ -578,7 +578,7 @@ write-manifest:
     # nvidia runtime provided by runner default (runtime_class_name = "nvidia")
     # Route to L40S pool (48GB VRAM for large supervised models)
     # Overrides runner default to L40S pool
-    KUBERNETES_NODE_SELECTOR_k8s.scaleway.com/pool-name: "ci-training"
+    KUBERNETES_NODE_SELECTOR_POOL: "k8s.scaleway.com/pool-name=ci-training"
     # Supervised is GPU-bound — minimal CPU. Low request allows 3-4 concurrent jobs.
     KUBERNETES_CPU_REQUEST: "1000m"
     KUBERNETES_CPU_LIMIT: "2000m"