diff --git a/src/stubber/board/createstubs.py b/src/stubber/board/createstubs.py
index 9acc8781..a4fbfd52 100644
--- a/src/stubber/board/createstubs.py
+++ b/src/stubber/board/createstubs.py
@@ -354,9 +354,8 @@ def write_object_stub(
 
                 if t in ("str", "int", "float", "bool", "bytearray", "bytes"):
                     # known type: use actual value
-                    # s = "{0}{1} = {2} # type: {3}\n".format(indent, item_name, item_repr, t)
-                    if item_name.upper() == item_name:
-                        s = "{0}{1}: {3} = Final[{2}]\n".format(indent, item_name, item_repr, t)
+                    if item_name.upper() == item_name:  # ALL_CAPS --> Final
+                        s = "{0}{1}: Final[{3}] = {2}\n".format(indent, item_name, item_repr, t)
                     else:
                         s = "{0}{1}: {3} = {2}\n".format(indent, item_name, item_repr, t)
                 elif t in ("dict", "list", "tuple"):
diff --git a/src/stubber/board/createstubs_db.py b/src/stubber/board/createstubs_db.py
index 8f927118..8026a11e 100644
--- a/src/stubber/board/createstubs_db.py
+++ b/src/stubber/board/createstubs_db.py
@@ -357,9 +357,8 @@ def write_object_stub(self, fp, object_expr: object, obj_name: str, indent: str,
 
                 if t in ("str", "int", "float", "bool", "bytearray", "bytes"):
                     # known type: use actual value
-                    # s = "{0}{1} = {2} # type: {3}\n".format(indent, item_name, item_repr, t)
-                    if item_name.upper() == item_name:
-                        s = "{0}{1}: {3} = Final[{2}]\n".format(indent, item_name, item_repr, t)
+                    if item_name.upper() == item_name:  # ALL_CAPS --> Final
+                        s = "{0}{1}: Final[{3}] = {2}\n".format(indent, item_name, item_repr, t)
                     else:
                         s = "{0}{1}: {3} = {2}\n".format(indent, item_name, item_repr, t)
                 elif t in ("dict", "list", "tuple"):
diff --git a/src/stubber/board/createstubs_db_min.py b/src/stubber/board/createstubs_db_min.py
index f1ea132a..d72751c9 100644
--- a/src/stubber/board/createstubs_db_min.py
+++ b/src/stubber/board/createstubs_db_min.py
@@ -155,7 +155,7 @@ def write_object_stub(L,fp,object_expr,obj_name,indent,in_class=0):
 			elif I.startswith("<class '"):
 				G=I[8:-2];D=B
 				if G in(x,v,w,y,'bytearray','bytes'):
-					if C.upper()==C:D='{0}{1}: {3} = Final[{2}]\n'.format(E,C,H,G)
+					if C.upper()==C:D='{0}{1}: Final[{3}] = {2}\n'.format(E,C,H,G)
 					else:D=X.format(E,C,H,G)
 				elif G in(g,f,e):c={g:'{}',f:'[]',e:'()'};D=X.format(E,C,c[G],G)
 				elif G in('object','set','frozenset','Pin',Y):
diff --git a/src/stubber/board/createstubs_db_mpy.mpy b/src/stubber/board/createstubs_db_mpy.mpy
index a018fb01..430885e6 100644
Binary files a/src/stubber/board/createstubs_db_mpy.mpy and b/src/stubber/board/createstubs_db_mpy.mpy differ
diff --git a/src/stubber/board/createstubs_mem.py b/src/stubber/board/createstubs_mem.py
index 510f019b..25fbb7d3 100644
--- a/src/stubber/board/createstubs_mem.py
+++ b/src/stubber/board/createstubs_mem.py
@@ -348,9 +348,8 @@ def write_object_stub(self, fp, object_expr: object, obj_name: str, indent: str,
 
                 if t in ("str", "int", "float", "bool", "bytearray", "bytes"):
                     # known type: use actual value
-                    # s = "{0}{1} = {2} # type: {3}\n".format(indent, item_name, item_repr, t)
-                    if item_name.upper() == item_name:
-                        s = "{0}{1}: {3} = Final[{2}]\n".format(indent, item_name, item_repr, t)
+                    if item_name.upper() == item_name:  # ALL_CAPS --> Final
+                        s = "{0}{1}: Final[{3}] = {2}\n".format(indent, item_name, item_repr, t)
                     else:
                         s = "{0}{1}: {3} = {2}\n".format(indent, item_name, item_repr, t)
                 elif t in ("dict", "list", "tuple"):
diff --git a/src/stubber/board/createstubs_mem_min.py b/src/stubber/board/createstubs_mem_min.py
index 8d53c24a..b35cae10 100644
--- a/src/stubber/board/createstubs_mem_min.py
+++ b/src/stubber/board/createstubs_mem_min.py
@@ -151,7 +151,7 @@ def write_object_stub(L,fp,object_expr,obj_name,indent,in_class=0):
 			elif I.startswith("<class '"):
 				G=I[8:-2];D=B
 				if G in(r,p,q,s,'bytearray','bytes'):
-					if C.upper()==C:D='{0}{1}: {3} = Final[{2}]\n'.format(F,C,H,G)
+					if C.upper()==C:D='{0}{1}: Final[{3}] = {2}\n'.format(F,C,H,G)
 					else:D=X.format(F,C,H,G)
 				elif G in(e,d,c):f={e:'{}',d:'[]',c:'()'};D=X.format(F,C,f[G],G)
 				elif G in('object','set','frozenset','Pin',Y):
diff --git a/src/stubber/board/createstubs_mem_mpy.mpy b/src/stubber/board/createstubs_mem_mpy.mpy
index d3adb32e..1534dbe2 100644
Binary files a/src/stubber/board/createstubs_mem_mpy.mpy and b/src/stubber/board/createstubs_mem_mpy.mpy differ
diff --git a/src/stubber/board/createstubs_min.py b/src/stubber/board/createstubs_min.py
index dbc73f5e..817b6eb1 100644
--- a/src/stubber/board/createstubs_min.py
+++ b/src/stubber/board/createstubs_min.py
@@ -154,7 +154,7 @@ def write_object_stub(L,fp,object_expr,obj_name,indent,in_class=0):
 			elif I.startswith("<class '"):
 				G=I[8:-2];D=B
 				if G in(r,p,q,s,'bytearray','bytes'):
-					if C.upper()==C:D='{0}{1}: {3} = Final[{2}]\n'.format(E,C,H,G)
+					if C.upper()==C:D='{0}{1}: Final[{3}] = {2}\n'.format(E,C,H,G)
 					else:D=X.format(E,C,H,G)
 				elif G in(e,d,c):f={e:'{}',d:'[]',c:'()'};D=X.format(E,C,f[G],G)
 				elif G in('object','set','frozenset','Pin',Y):
diff --git a/src/stubber/board/createstubs_mpy.mpy b/src/stubber/board/createstubs_mpy.mpy
index 3829a665..7c5a1e35 100644
Binary files a/src/stubber/board/createstubs_mpy.mpy and b/src/stubber/board/createstubs_mpy.mpy differ
diff --git a/tests/createstubs/literal_test.py b/tests/createstubs/literal_test.py
index 52cb205a..638908df 100644
--- a/tests/createstubs/literal_test.py
+++ b/tests/createstubs/literal_test.py
@@ -96,7 +96,7 @@ def test_literal_init_order(
     # check literals defined before first method
 
     class_line = lines.index("class SoftSPI():")
-    LSB_line = lines.index("    LSB: int = 1", class_line + 1)
+    LSB_line = lines.index("    LSB: Final[int] = 1", class_line + 1)
     init_line = lines.index("    def __init__(self, *argv, **kwargs) -> None:", class_line + 1)
 
     assert class_line < LSB_line < init_line, "Literals MUST be listed before class methods"