diff --git a/src/ansys/mapdl/core/misc.py b/src/ansys/mapdl/core/misc.py
index d69c758ee3..2a4529bd5a 100644
--- a/src/ansys/mapdl/core/misc.py
+++ b/src/ansys/mapdl/core/misc.py
@@ -111,6 +111,9 @@ def check_valid_routine(routine):
         Raised when a routine is invalid.
 
     """
+    if routine.lower().startswith("/"):
+        routine = routine[1:]
+
     if routine.lower().startswith("begin"):
         return True
     if not hasattr(ROUTINES, routine.upper()):
diff --git a/tests/test_misc.py b/tests/test_misc.py
index defcd41fd8..b556dcafba 100644
--- a/tests/test_misc.py
+++ b/tests/test_misc.py
@@ -372,13 +372,17 @@ def myotherfun2(self):
         assert myclass.myotherfun2 is None
 
 
-def test_check_valid_routine():
-    assert check_valid_routine("prep7")
-    assert check_valid_routine("PREP7")
-    assert check_valid_routine("/PREP7")
-    assert check_valid_routine("begin level")
+@pytest.mark.parametrize(
+    "routine", ["prep7", "PREP7", "/PREP7", "begin level", "BEGIN LEVEL"]
+)
+def test_check_valid_routine(routine):
+    assert check_valid_routine(routine)
+
+
+@pytest.mark.parametrize("routine", ["invalid", "invalid routine", "prep78"])
+def test_check_valid_routine_invalid(routine):
     with pytest.raises(ValueError, match="Invalid routine"):
-        check_valid_routine("invalid")
+        check_valid_routine(routine)
 
 
 @requires("local")