diff --git a/tests/gem5/gem5_library_example_tests/test_gem5_library_examples.py b/tests/gem5/gem5_library_example_tests/test_gem5_library_examples.py
index f05bb6db5c..f90a0779fb 100644
--- a/tests/gem5/gem5_library_example_tests/test_gem5_library_examples.py
+++ b/tests/gem5/gem5_library_example_tests/test_gem5_library_examples.py
@@ -68,7 +68,7 @@ if os.access("/dev/kvm", mode=os.R_OK | os.W_OK):
         ),
         config_args=[],
         valid_isas=(constants.x86_tag,),
-        valid_hosts=constants.supported_hosts,
+        valid_hosts=(constants.host_x86_64_tag,),
         length=constants.long_tag,
         uses_kvm=True,
     )
@@ -107,7 +107,7 @@ if os.access("/dev/kvm", mode=os.R_OK | os.W_OK):
         config_args=["--benchmark","blackscholes","--size","simsmall"],
         valid_isas=(constants.x86_tag,),
         protocol="MESI_Two_Level",
-        valid_hosts=constants.supported_hosts,
+        valid_hosts=(constants.host_x86_64_tag,),
         length=constants.long_tag,
         uses_kvm=True,
     )
@@ -135,7 +135,7 @@ if os.access("/dev/kvm", mode=os.R_OK | os.W_OK):
         ],
         valid_isas=(constants.x86_tag,),
         protocol="MESI_Two_Level",
-        valid_hosts=constants.supported_hosts,
+        valid_hosts=(constants.host_x86_64_tag,),
         length=constants.long_tag,
         uses_kvm=True,
     )
@@ -157,7 +157,7 @@ if os.access("/dev/kvm", mode=os.R_OK | os.W_OK):
         config_args=["--benchmark","bfs","--synthetic","1","--size","1"],
         valid_isas=(constants.x86_tag,),
         protocol="MESI_Two_Level",
-        valid_hosts=constants.supported_hosts,
+        valid_hosts=(constants.host_x86_64_tag,),
         length=constants.long_tag,
         uses_kvm=True,
     )
diff --git a/tests/gem5/kvm-fork-tests/test_kvm_fork_run.py b/tests/gem5/kvm-fork-tests/test_kvm_fork_run.py
index ddb91c1e72..0ddc3505bc 100644
--- a/tests/gem5/kvm-fork-tests/test_kvm_fork_run.py
+++ b/tests/gem5/kvm-fork-tests/test_kvm_fork_run.py
@@ -86,7 +86,7 @@ def test_kvm_fork_run(cpu: str, num_cpus: int, mem_system: str, length: str):
             "--kernel-args=''",
         ],
         valid_isas=(isa_to_use,),
-        valid_hosts=constants.supported_hosts,
+        valid_hosts=(constants.host_x86_64_tag,),
         protocol=protocol_to_use,
         length=length,
         uses_kvm=True,
diff --git a/tests/gem5/kvm-switch-tests/test_kvm_cpu_switch.py b/tests/gem5/kvm-switch-tests/test_kvm_cpu_switch.py
index ffddaa0055..4d501e413b 100644
--- a/tests/gem5/kvm-switch-tests/test_kvm_cpu_switch.py
+++ b/tests/gem5/kvm-switch-tests/test_kvm_cpu_switch.py
@@ -84,7 +84,7 @@ def test_kvm_switch(cpu: str, num_cpus: int, mem_system: str, length: str):
             "--kernel-args=''",
         ],
         valid_isas=(isa_to_use,),
-        valid_hosts=constants.supported_hosts,
+        valid_hosts=(constants.host_x86_64_tag,),
         protocol=protocol_to_use,
         length=length,
         uses_kvm=True,
diff --git a/tests/gem5/parsec-benchmarks/test_parsec.py b/tests/gem5/parsec-benchmarks/test_parsec.py
index b659046084..1104cf10b2 100644
--- a/tests/gem5/parsec-benchmarks/test_parsec.py
+++ b/tests/gem5/parsec-benchmarks/test_parsec.py
@@ -86,7 +86,7 @@ def test_parsec(
             resource_path,
         ],
         valid_isas=(constants.x86_tag,),
-        valid_hosts=constants.supported_hosts,
+        valid_hosts=(constants.host_x86_64_tag,),
         length=length,
         uses_kvm=True,
     )