diff --git a/mx.trufflesom/suite.py b/mx.trufflesom/suite.py
index 497f5260..1f58f619 100644
--- a/mx.trufflesom/suite.py
+++ b/mx.trufflesom/suite.py
@@ -16,7 +16,7 @@
             {
                 "name": "truffle",
                 "subdir": True,
-                "version": "fb6453b1587ec3bc0b80160260166a7e7d09a974",
+                "version": "ac78c32d907624833c5f5ea6c2c8e93a9d9c8a31",
                 "urls": [{"url": "https://github.com/oracle/graal", "kind": "git"}],
             },
         ]