diff --git a/tests/gem5/x86-boot-tests/test_linux_boot.py b/tests/gem5/x86-boot-tests/test_linux_boot.py
index ecda2ff371..76d593bd3a 100644
--- a/tests/gem5/x86-boot-tests/test_linux_boot.py
+++ b/tests/gem5/x86-boot-tests/test_linux_boot.py
@@ -150,39 +150,13 @@ test_boot(
 
 #### The long (Nightly) tests ####
 
-test_boot(
-    cpu="atomic",
-    num_cpus=1,
-    mem_system="classic",
-    memory_class="SingleChannelHBM",
-    boot_type="init",
-    length=constants.long_tag,
-)
 
 test_boot(
     cpu="timing",
     num_cpus=1,
     mem_system="mesi_two_level",
     memory_class="DualChannelDDR3_1600",
-    boot_type="init",
-    length=constants.long_tag,
-)
-
-test_boot(
-    cpu="timing",
-    num_cpus=1,
-    mem_system="mi_example",
-    memory_class="DualChannelDDR3_2133",
-    boot_type="init",
-    length=constants.long_tag,
-)
-
-test_boot(
-    cpu="timing",
-    num_cpus=4,
-    mem_system="classic",
-    memory_class="DualChannelDDR3_2133",
-    boot_type="init",
+    boot_type="systemd",
     length=constants.long_tag,
 )
 
@@ -209,14 +183,6 @@ test_boot(
 #    length=constants.long_tag,
 # )
 
-test_boot(
-    cpu="atomic",
-    num_cpus=4,
-    mem_system="classic",
-    memory_class="HBM2Stack",
-    boot_type="systemd",
-    length=constants.long_tag,
-)
 
 #### The very-long (Weekly) tests ####