diff --git a/src/slurm_plugin/instance_manager.py b/src/slurm_plugin/instance_manager.py
index e8704c8c4..42b33446e 100644
--- a/src/slurm_plugin/instance_manager.py
+++ b/src/slurm_plugin/instance_manager.py
@@ -79,7 +79,6 @@ def get_manager(
         run_instances_overrides: dict = None,
         create_fleet_overrides: dict = None,
         job_level_scaling: bool = False,
-        temp_jls_for_node_sharing: bool = False,
     ):
         if job_level_scaling:
             return JobLevelScalingInstanceManager(
@@ -95,7 +94,6 @@ def get_manager(
                 fleet_config=fleet_config,
                 run_instances_overrides=run_instances_overrides,
                 create_fleet_overrides=create_fleet_overrides,
-                temp_jls_for_node_sharing=temp_jls_for_node_sharing,
             )
         else:
             return NodeListScalingInstanceManager(
@@ -493,7 +491,6 @@ def __init__(
         fleet_config: Dict[str, any] = None,
         run_instances_overrides: dict = None,
         create_fleet_overrides: dict = None,
-        temp_jls_for_node_sharing: bool = False,
     ):
         super().__init__(
             region=region,
@@ -510,7 +507,6 @@ def __init__(
             create_fleet_overrides=create_fleet_overrides,
         )
         self.unused_launched_instances = {}
-        self.temp_jls_for_node_sharing = temp_jls_for_node_sharing
 
     def _clear_unused_launched_instances(self):
         """Clear and reset unused launched instances list."""
diff --git a/src/slurm_plugin/resume.py b/src/slurm_plugin/resume.py
index 6c90225a6..8f77a76be 100644
--- a/src/slurm_plugin/resume.py
+++ b/src/slurm_plugin/resume.py
@@ -47,7 +47,6 @@ class SlurmResumeConfig:
         "fleet_config_file": "/etc/parallelcluster/slurm_plugin/fleet-config.json",
         "all_or_nothing_batch": True,
         "job_level_scaling": True,
-        "temp_jls_for_node_sharing": False,
     }
 
     def __init__(self, config_file_path):
@@ -96,9 +95,6 @@ def _get_config(self, config_file_path):
         self.job_level_scaling = config.getboolean(
             "slurm_resume", "job_level_scaling", fallback=self.DEFAULTS.get("job_level_scaling")
         )
-        self.temp_jls_for_node_sharing = config.getboolean(
-            "slurm_resume", "temp_jls_for_node_sharing", fallback=self.DEFAULTS.get("temp_jls_for_node_sharing")
-        )
         fleet_config_file = config.get(
             "slurm_resume", "fleet_config_file", fallback=self.DEFAULTS.get("fleet_config_file")
         )
@@ -209,7 +205,6 @@ def _resume(arg_nodes, resume_config, slurm_resume):
         run_instances_overrides=resume_config.run_instances_overrides,
         create_fleet_overrides=resume_config.create_fleet_overrides,
         job_level_scaling=resume_config.job_level_scaling,
-        temp_jls_for_node_sharing=resume_config.temp_jls_for_node_sharing,
     )
     instance_manager.add_instances(
         slurm_resume=slurm_resume,
diff --git a/tests/slurm_plugin/test_resume.py b/tests/slurm_plugin/test_resume.py
index f03faad09..4004fba71 100644
--- a/tests/slurm_plugin/test_resume.py
+++ b/tests/slurm_plugin/test_resume.py
@@ -798,7 +798,6 @@ def test_resume_launch(
         job_level_scaling=job_level_scaling,
         assign_node_max_batch_size=500,
         terminate_max_batch_size=1000,
-        temp_jls_for_node_sharing=False,
     )
     mocker.patch("slurm_plugin.resume.is_clustermgtd_heartbeat_valid", autospec=True, return_value=is_heartbeat_valid)
     mock_handle_failed_nodes = mocker.patch("slurm_plugin.resume._handle_failed_nodes", autospec=True)