diff --git a/samples/userspace/hello_world_user/sample.yaml b/samples/userspace/hello_world_user/sample.yaml
index 1a0a407e893..f782f36cad4 100644
--- a/samples/userspace/hello_world_user/sample.yaml
+++ b/samples/userspace/hello_world_user/sample.yaml
@@ -14,4 +14,6 @@ common:
 tests:
   sample.helloworld:
     filter: CONFIG_ARCH_HAS_USERSPACE
+    arch_exclude:
+      - posix
     tags: introduction
diff --git a/samples/userspace/prod_consumer/sample.yaml b/samples/userspace/prod_consumer/sample.yaml
index 791f103b6ef..cc4aaa5d118 100644
--- a/samples/userspace/prod_consumer/sample.yaml
+++ b/samples/userspace/prod_consumer/sample.yaml
@@ -13,3 +13,5 @@ common:
 tests:
   sample.userspace.prod_consumer:
     filter: CONFIG_ARCH_HAS_USERSPACE
+    arch_exclude:
+      - posix
diff --git a/samples/userspace/shared_mem/sample.yaml b/samples/userspace/shared_mem/sample.yaml
index 3e45ba1bbd6..954b6a9d3d6 100644
--- a/samples/userspace/shared_mem/sample.yaml
+++ b/samples/userspace/shared_mem/sample.yaml
@@ -14,6 +14,8 @@ common:
 tests:
   sample.kernel.memory_protection.shared_mem:
     filter: CONFIG_ARCH_HAS_USERSPACE
+    arch_exclude:
+      - posix
     platform_exclude:
       - twr_ke18f
       - cy8cproto_062_4343w
diff --git a/tests/benchmarks/sched_userspace/testcase.yaml b/tests/benchmarks/sched_userspace/testcase.yaml
index e4da7bc1bcf..60b6f2f3808 100644
--- a/tests/benchmarks/sched_userspace/testcase.yaml
+++ b/tests/benchmarks/sched_userspace/testcase.yaml
@@ -7,6 +7,8 @@ tests:
       - userspace
     slow: true
     filter: CONFIG_ARCH_HAS_USERSPACE
+    arch_exclude:
+      - posix
     harness: console
     harness_config:
       type: multi_line