diff --git a/boehm_gc b/boehm_gc
index 52bb24196..81ac1757f 160000
--- a/boehm_gc
+++ b/boehm_gc
@@ -1 +1 @@
-Subproject commit 52bb241968de0eb5857c144f41bd877bebdde2c7
+Subproject commit 81ac1757fad49c1fe9237d29eaa7e5462d6bd86f