diff --git a/CHANGELOG.md b/CHANGELOG.md
index aff59b9..576a1b8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## 0.3.9
+
+Add support for mypy==1.7.x.
+
 ## 0.3.8
 
 - Add support for mypy==1.6.x.
diff --git a/README.md b/README.md
index addca32..70d7185 100644
--- a/README.md
+++ b/README.md
@@ -12,7 +12,7 @@ See the [examples](#examples) section below.
 
 ## Supported versions
 
-The plugin supports python 3.7 up to 3.12 and mypy >= 0.920 and <= 1.6.x.
+The plugin supports python 3.7 up to 3.12 and mypy >= 0.920 and <= 1.7.x.
 
 ## Installation
 
diff --git a/setup.cfg b/setup.cfg
index 6b3892d..44dfedb 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,6 +1,6 @@
 [metadata]
 name = typing-protocol-intersection
-version = 0.3.8
+version = 0.3.9
 description = Protocol intersection for mypy
 long_description = file: README.md
 long_description_content_type = text/markdown
diff --git a/tests/test_mypy_plugin.py b/tests/test_mypy_plugin.py
index 049f53d..d89e7f1 100644
--- a/tests/test_mypy_plugin.py
+++ b/tests/test_mypy_plugin.py
@@ -104,7 +104,7 @@ def test_mypy_plugin(testcase_file: _TestCase, run_mypy):
     [
         pytest.param("0.910", id="0.910 - before the first supported 0.920"),
         pytest.param("0.992", id="0.992 - non-existent version greater than the last tested 0.x"),
-        pytest.param("1.7.0", id="1.7.0 - first greater than 1.6.x with breaking changes"),
+        pytest.param("1.8.0", id="1.8.0 - first greater than 1.7.x with breaking changes"),
     ],
 )
 def test_raises_for_unsupported_mypy_versions(version: str) -> None:
@@ -125,6 +125,7 @@ def test_raises_for_unsupported_mypy_versions(version: str) -> None:
         pytest.param("1.4.0", id="1.4.0 - some 1.4.x version"),
         pytest.param("1.5.0", id="1.5.0 - some 1.5.x version"),
         pytest.param("1.6.0", id="1.6.0 - some 1.6.x version"),
+        pytest.param("1.7.0", id="1.7.0 - some 1.7.x version"),
     ],
 )
 def test_initializes_for_supported_mypy_versions(version: str) -> None:
diff --git a/typing_protocol_intersection/mypy_plugin.py b/typing_protocol_intersection/mypy_plugin.py
index ac6ecb0..5e48156 100644
--- a/typing_protocol_intersection/mypy_plugin.py
+++ b/typing_protocol_intersection/mypy_plugin.py
@@ -202,7 +202,7 @@ def plugin(version: str) -> typing.Type[mypy.plugin.Plugin]:
     numeric_prefixes = (_numeric_prefix(x) for x in version_prefix.split("."))
     parted_version = tuple(int(prefix) if prefix else None for prefix in numeric_prefixes)
     if (len(parted_version) == 2 and (0, 920) <= parted_version <= (0, 991)) or (
-        len(parted_version) == 3 and (1, 0, 0) <= parted_version < (1, 7, 0)
+        len(parted_version) == 3 and (1, 0, 0) <= parted_version < (1, 8, 0)
     ):
         return ProtocolIntersectionPlugin