diff --git a/src/distro/distro.py b/src/distro/distro.py
index 45660c4..2060b6e 100755
--- a/src/distro/distro.py
+++ b/src/distro/distro.py
@@ -153,6 +153,7 @@ class InfoDict(TypedDict):
     "plesk-release",
     "iredmail-release",
     "board-release",
+    "ec2_version",
 )