diff --git a/okhttp/src/main/java/okhttp3/internal/Platform.java b/okhttp/src/main/java/okhttp3/internal/Platform.java
index 2125c991d440..c2bd05c660cf 100644
--- a/okhttp/src/main/java/okhttp3/internal/Platform.java
+++ b/okhttp/src/main/java/okhttp3/internal/Platform.java
@@ -43,6 +43,8 @@
  *
  * <p>Supported on Android 2.3+.
  *
+ * Supported on OpenJDK 7+
+ *
  * <h3>Session Tickets</h3>
  *
  * <p>Supported on Android 2.3+.