diff --git a/submodules/autoconf b/submodules/autoconf
index 487d6aaa..babc8660 160000
--- a/submodules/autoconf
+++ b/submodules/autoconf
@@ -1 +1 @@
-Subproject commit 487d6aaaa4fe45001d30c439ea6240fc74f1b5d7
+Subproject commit babc8660d5a7561ed7e99e09aeabffaccfe06d6d