diff --git a/grammars/csharp.tmLanguage b/grammars/csharp.tmLanguage
index 6b6a385..52460cf 100644
--- a/grammars/csharp.tmLanguage
+++ b/grammars/csharp.tmLanguage
@@ -4784,6 +4784,10 @@
             <key>include</key>
             <string>#local-variable-declaration</string>
           </dict>
+          <dict>
+            <key>include</key>
+            <string>#attribute-section</string>
+          </dict>
           <dict>
             <key>include</key>
             <string>#local-function-declaration</string>
diff --git a/grammars/csharp.tmLanguage.cson b/grammars/csharp.tmLanguage.cson
index 3f09e3e..14d4ac6 100644
--- a/grammars/csharp.tmLanguage.cson
+++ b/grammars/csharp.tmLanguage.cson
@@ -2920,6 +2920,9 @@ repository:
       {
         include: "#local-variable-declaration"
       }
+      {
+        include: "#attribute-section"
+      }
       {
         include: "#local-function-declaration"
       }
diff --git a/src/csharp.tmLanguage.yml b/src/csharp.tmLanguage.yml
index 360b7d2..ce57e32 100644
--- a/src/csharp.tmLanguage.yml
+++ b/src/csharp.tmLanguage.yml
@@ -1732,6 +1732,7 @@ repository:
     patterns:
     - include: '#local-constant-declaration'
     - include: '#local-variable-declaration'
+    - include: '#attribute-section'
     - include: '#local-function-declaration'
     - include: '#local-tuple-var-deconstruction'
 
diff --git a/test/local.tests.ts b/test/local.tests.ts
index 9b342c4..f7b5fd3 100644
--- a/test/local.tests.ts
+++ b/test/local.tests.ts
@@ -280,5 +280,31 @@ int Add(int x, int y)
                 Token.Punctuation.CloseBrace
             ]);
         });
+
+        it("local function with attribute (issue #304)", async () => {
+            const input = Input.InMethod(`
+[Attribute]
+static void M([Attribute]object obj) {}
+`);
+            const tokens = await tokenize(input);
+
+            tokens.should.deep.equal([
+                Token.Punctuation.OpenBracket,
+                Token.Type("Attribute"),
+                Token.Punctuation.CloseBracket,
+                Token.Keyword.Modifier.Static,
+                Token.PrimitiveType.Void,
+                Token.Identifier.MethodName("M"),
+                Token.Punctuation.OpenParen,
+                Token.Punctuation.OpenBracket,
+                Token.Type("Attribute"),
+                Token.Punctuation.CloseBracket,
+                Token.PrimitiveType.Object,
+                Token.Identifier.ParameterName("obj"),
+                Token.Punctuation.CloseParen,
+                Token.Punctuation.OpenBrace,
+                Token.Punctuation.CloseBrace
+            ]);
+        });
     });
 });
\ No newline at end of file