diff --git a/antarest/launcher/service.py b/antarest/launcher/service.py
index 4c4ea9aa15..023296188b 100644
--- a/antarest/launcher/service.py
+++ b/antarest/launcher/service.py
@@ -657,7 +657,8 @@ def get_load(self) -> LauncherLoadDTO:
             for job in self.job_result_repository.get_running()
         )
 
-        cluster_load_approx = min(1.0, local_used_cpus / (os.cpu_count() or 1))
+        # The cluster load is approximated by the percentage of used CPUs.
+        cluster_load_approx = min(100.0, 100 * local_used_cpus / (os.cpu_count() or 1))
 
         return LauncherLoadDTO(
             allocated_cpu_rate=cluster_load_approx,
diff --git a/tests/integration/test_integration.py b/tests/integration/test_integration.py
index ffa4d4a91d..8065039c92 100644
--- a/tests/integration/test_integration.py
+++ b/tests/integration/test_integration.py
@@ -299,8 +299,8 @@ def test_main(client: TestClient, admin_access_token: str, study_id: str) -> Non
     res = client.get("/v1/launcher/load", headers=admin_headers)
     assert res.status_code == 200, res.json()
     launcher_load = LauncherLoadDTO.parse_obj(res.json())
-    assert launcher_load.allocated_cpu_rate == 1 / (os.cpu_count() or 1)
-    assert launcher_load.cluster_load_rate == 1 / (os.cpu_count() or 1)
+    assert launcher_load.allocated_cpu_rate == 100 / (os.cpu_count() or 1)
+    assert launcher_load.cluster_load_rate == 100 / (os.cpu_count() or 1)
     assert launcher_load.nb_queued_jobs == 0
     assert launcher_load.launcher_status == "SUCCESS"
 
diff --git a/tests/launcher/test_service.py b/tests/launcher/test_service.py
index 72f95a782f..9095673070 100644
--- a/tests/launcher/test_service.py
+++ b/tests/launcher/test_service.py
@@ -937,8 +937,8 @@ def test_save_solver_stats(self, tmp_path: Path) -> None:
                     ),
                 ],
                 {
-                    "allocated_cpu_rate": min(1.0, 8.0 / (os.cpu_count() or 1)),
-                    "cluster_load_rate": min(1.0, 8.0 / (os.cpu_count() or 1)),
+                    "allocated_cpu_rate": min(100.0, 800 / (os.cpu_count() or 1)),
+                    "cluster_load_rate": min(100.0, 800 / (os.cpu_count() or 1)),
                     "nb_queued_jobs": 0,
                     "launcher_status": "SUCCESS",
                 },