diff --git a/loki/transformations/sanitise/tests/test_associates.py b/loki/transformations/sanitise/tests/test_associates.py
index 1171760f0..880157ba6 100644
--- a/loki/transformations/sanitise/tests/test_associates.py
+++ b/loki/transformations/sanitise/tests/test_associates.py
@@ -18,7 +18,7 @@
 
 
 @pytest.mark.parametrize('frontend', available_frontends(
-    xfail=[(OMNI, 'OMNI does not handle missing type definitions')]
+    skip=[(OMNI, 'OMNI does not handle missing type definitions')]
 ))
 def test_transform_associates_simple(frontend):
     """
@@ -58,7 +58,7 @@ def test_transform_associates_simple(frontend):
 
 
 @pytest.mark.parametrize('frontend', available_frontends(
-    xfail=[(OMNI, 'OMNI does not handle missing type definitions')]
+    skip=[(OMNI, 'OMNI does not handle missing type definitions')]
 ))
 def test_transform_associates_nested(frontend):
     """
@@ -98,7 +98,7 @@ def test_transform_associates_nested(frontend):
 
 
 @pytest.mark.parametrize('frontend', available_frontends(
-    xfail=[(OMNI, 'OMNI does not handle missing type definitions')]
+    skip=[(OMNI, 'OMNI does not handle missing type definitions')]
 ))
 def test_transform_associates_array_call(frontend):
     """
@@ -148,7 +148,7 @@ def test_transform_associates_array_call(frontend):
 
 
 @pytest.mark.parametrize('frontend', available_frontends(
-    xfail=[(OMNI, 'OMNI does not handle missing type definitions')]
+    skip=[(OMNI, 'OMNI does not handle missing type definitions')]
 ))
 def test_transform_associates_nested_conditional(frontend):
     """
@@ -205,7 +205,7 @@ def test_transform_associates_nested_conditional(frontend):
 
 
 @pytest.mark.parametrize('frontend', available_frontends(
-    xfail=[(OMNI, 'OMNI does not handle missing type definitions')]
+    skip=[(OMNI, 'OMNI does not handle missing type definitions')]
 ))
 def test_transform_associates_partial_body(frontend):
     """
@@ -252,7 +252,7 @@ def test_transform_associates_partial_body(frontend):
 
 
 @pytest.mark.parametrize('frontend', available_frontends(
-    xfail=[(OMNI, 'OMNI does not handle missing type definitions')]
+    skip=[(OMNI, 'OMNI does not handle missing type definitions')]
 ))
 def test_transform_associates_start_depth(frontend):
     """
@@ -301,7 +301,7 @@ def test_transform_associates_start_depth(frontend):
 
 
 @pytest.mark.parametrize('frontend', available_frontends(
-    xfail=[(OMNI, 'OMNI does not handle missing type definitions')]
+    skip=[(OMNI, 'OMNI does not handle missing type definitions')]
 ))
 def test_merge_associates_nested(frontend):
     """