diff --git a/autohooks/hooks.py b/autohooks/hooks.py
index 835e944a..3f4687c2 100644
--- a/autohooks/hooks.py
+++ b/autohooks/hooks.py
@@ -72,7 +72,7 @@ def read_mode(self) -> Mode:
 
         if shebang == PYTHON3_SHEBANG:
             return Mode.PYTHONPATH
-        if shebang == POETRY_SHEBANG:
+        if shebang.startswith(POETRY_SHEBANG):
             return Mode.POETRY
         if shebang == PIPENV_SHEBANG:
             return Mode.PIPENV
diff --git a/tests/test_hooks.py b/tests/test_hooks.py
index 51a3ce99..127808c6 100644
--- a/tests/test_hooks.py
+++ b/tests/test_hooks.py
@@ -173,6 +173,12 @@ def test_poetry_mode(self):
 
         self.assertEqual(pre_commit_hook.read_mode(), Mode.POETRY)
 
+    def test_poetry_mode_with_python3(self):
+        path = FakeReadPath(f"#!{POETRY_SHEBANG}3")
+        pre_commit_hook = PreCommitHook(path)
+
+        self.assertEqual(pre_commit_hook.read_mode(), Mode.POETRY)
+
     def test_pipenv_multiline_mode(self):
         path = FakeReadPath(f"#!{PIPENV_MULTILINE_SHEBANG}")
         pre_commit_hook = PreCommitHook(path)