diff --git a/samcli/lib/utils/preview_runtimes.py b/samcli/lib/utils/preview_runtimes.py
index 17e15f456e..c17ae95cf8 100644
--- a/samcli/lib/utils/preview_runtimes.py
+++ b/samcli/lib/utils/preview_runtimes.py
@@ -4,4 +4,4 @@
 """
 from typing import Set
 
-PREVIEW_RUNTIMES: Set[str] = {"ruby3.2"}
+PREVIEW_RUNTIMES: Set[str] = set()