diff --git a/sentry_sdk/transport.py b/sentry_sdk/transport.py
index 1b1842d03e..8798115898 100644
--- a/sentry_sdk/transport.py
+++ b/sentry_sdk/transport.py
@@ -720,6 +720,7 @@ def _request(
 
 try:
     import httpcore
+    import h2  # type: ignore # noqa: F401
 except ImportError:
     # Sorry, no Http2Transport for you
     class Http2Transport(HttpTransport):