diff --git a/homu/parse_issue_comment.py b/homu/parse_issue_comment.py
index 27be202..c051062 100644
--- a/homu/parse_issue_comment.py
+++ b/homu/parse_issue_comment.py
@@ -225,13 +225,13 @@ def parse_issue_comment(username, body, sha, botname, hooks=[]):
         elif word == 'retry':
             commands.append(IssueCommentCommand.retry())
 
-        elif word == 'try':
-            commands.append(IssueCommentCommand.try_())
+        # elif word == 'try':
+        #     commands.append(IssueCommentCommand.try_())
 
-        elif word == 'try-':
+        # elif word == 'try-':
             # Try- is broken, prevent its usage.
             # commands.append(IssueCommentCommand.untry())
-            pass
+            # pass
 
         elif word in WORDS_TO_ROLLUP:
             rollup_value = WORDS_TO_ROLLUP[word]
diff --git a/homu/tests/test_parse_issue_comment.py b/homu/tests/test_parse_issue_comment.py
index 33ac166..41516af 100644
--- a/homu/tests/test_parse_issue_comment.py
+++ b/homu/tests/test_parse_issue_comment.py
@@ -257,18 +257,18 @@ def test_retry():
     assert command.action == 'retry'
 
 
-def test_try():
-    """
-    @bors try
-    """
-
-    author = "jack"
-    body = "@bors try"
-    commands = parse_issue_comment(author, body, commit, "bors")
-
-    assert len(commands) == 1
-    command = commands[0]
-    assert command.action == 'try'
+# def test_try():
+#     """
+#     @bors try
+#     """
+#
+#     author = "jack"
+#     body = "@bors try"
+#     commands = parse_issue_comment(author, body, commit, "bors")
+#
+#     assert len(commands) == 1
+#     command = commands[0]
+#     assert command.action == 'try'
 
 
 def test_try_minus():
diff --git a/setup.py b/setup.py
index 74c16f7..8dc97ca 100644
--- a/setup.py
+++ b/setup.py
@@ -24,6 +24,7 @@
     ],
     tests_require=[
         'pytest<8',
+        'typing_extensions<4.14'
     ],
     package_data={
         'homu': [