diff --git a/README.md b/README.md
index aa479c60..f803c3e1 100644
--- a/README.md
+++ b/README.md
@@ -154,7 +154,7 @@ results in the following output:
 
     dead_code.py:1: V104 unused import 'os' (90% confidence)
     dead_code.py:4: V103 unused function 'greet' (60% confidence)
-    dead_code.py:8: V106 unused variable 'message' (60% confidence)
+    dead_code.py:8: V107 unused variable 'message' (60% confidence)
 
 Vulture correctly reports "os" and "message" as unused, but it fails to
 detect that "greet" is actually used. The recommended method to deal
@@ -181,7 +181,7 @@ Passing both the original program and the whitelist to Vulture
 makes Vulture ignore the `greet` method:
 
     dead_code.py:1: V104 unused import 'os' (90% confidence)
-    dead_code.py:8: V106 unused variable 'message' (60% confidence)
+    dead_code.py:8: V107 unused variable 'message' (60% confidence)
 
 <!-- Hide noqa docs until we decide whether we want to support it.
 **Using "# noqa"**
@@ -208,7 +208,8 @@ codes.
 | V103        | Unused function   |
 | V104, F401  | Unused import     |
 | V105        | Unused property   |
-| V106, F841  | Unused variable   |
+| V106        | Unused method     |
+| V107, F841  | Unused variable   |
 | V201        | Unreachable code  |
 
 -->
diff --git a/tests/test_noqa.py b/tests/test_noqa.py
index b511850b..7b364ad8 100644
--- a/tests/test_noqa.py
+++ b/tests/test_noqa.py
@@ -80,9 +80,9 @@ def test_noqa_specific_issue_codes(v):
 
 @underground  # noqa: V102
 class Cellar:
-    @property  # noqa: V105
+    @property  # noqa: V106
     def wine(self):
-        grapes = True  # noqa: V106
+        grapes = True  # noqa: V107
 
     @without_ice  # noqa: V103
     def serve(self, quantity=50):
@@ -95,6 +95,7 @@ def serve(self, quantity=50):
     check(v.unused_classes, [])
     check(v.unused_funcs, [])
     check(v.unused_imports, [])
+    check(v.unused_methods, ["serve"])
     check(v.unused_props, [])
     check(v.unreachable_code, [])
     check(v.unused_vars, [])
@@ -104,7 +105,7 @@ def test_noqa_attributes(v):
     v.scan(
         """\
 something.x = 'x'  # noqa: V101
-something.z = 'z'  # noqa: V106 (code for unused variable)
+something.z = 'z'  # noqa: V107 (code for unused variable)
 something.u = 'u'  # noqa
 """
     )
@@ -191,7 +192,7 @@ def test_noqa_multiple_decorators(v):
         """\
 @bar  # noqa: V102
 class Foo:
-    @property  # noqa: V105
+    @property  # noqa: V106
     @make_it_cool
     @log
     def something(self):
@@ -199,7 +200,7 @@ def something(self):
 
     @coolify
     @property
-    def something_else(self):  # noqa: V105
+    def something_else(self):  # noqa: V106
         pass
 
     @a
@@ -235,10 +236,10 @@ def shave_sheep(sheep):
 def test_noqa_variables(v):
     v.scan(
         """\
-mitsi = "Mother"  # noqa: V106
+mitsi = "Mother"  # noqa: V107
 harry = "Father"  # noqa
 shero = "doggy"   # noqa: V101, V104 (code for unused import, attr)
-shinchan.friend = ['masao']  # noqa: V106 (code for unused variable)
+shinchan.friend = ['masao']  # noqa: V107 (code for unused variable)
 """
     )
     check(v.unused_vars, ["shero"])
@@ -254,7 +255,7 @@ def world(axis):  # noqa: V103, V201
 
 for _ in range(3):
     continue
-    xyz = hello(something, else):  # noqa: V201, V106
+    xyz = hello(something, else):  # noqa: V201, V107
 """
     )
     check(v.get_unused_code(), [])
diff --git a/vulture/core.py b/vulture/core.py
index 18fb07c5..11f84a7b 100644
--- a/vulture/core.py
+++ b/vulture/core.py
@@ -47,15 +47,14 @@
 if sys.version_info < (3, 4):
     IGNORED_VARIABLE_NAMES |= {"True", "False"}
 
-# TODO: reorganize codes.
 ERROR_CODES = {
     "attribute": "V101",
     "class": "V102",
     "function": "V103",
     "import": "V104",
-    "method": "V107",
-    "property": "V105",
-    "variable": "V106",
+    "method": "V105",
+    "property": "V106",
+    "variable": "V107",
     "unreachable_code": "V201",
 }
 
diff --git a/vulture/noqa.py b/vulture/noqa.py
index f8d9cc12..70eded9c 100644
--- a/vulture/noqa.py
+++ b/vulture/noqa.py
@@ -42,7 +42,7 @@
     # flake8 F401: module imported but unused.
     "F401": "V104",
     # flake8 F841: local variable is assigned to but never used.
-    "F841": "V106",
+    "F841": "V107",
 }