diff --git a/pkgs/os-specific/linux/kernel/config-blocks.nix b/pkgs/os-specific/linux/kernel/config-blocks.nix
index f30bc486f5b..f330325c91b 100644
--- a/pkgs/os-specific/linux/kernel/config-blocks.nix
+++ b/pkgs/os-specific/linux/kernel/config-blocks.nix
@@ -175,7 +175,7 @@ rec {
         XFS_POSIX_ACL y
         XFS_RT y # XFS Realtime subvolume support
         OCFS2_DEBUG_MASKLOG n
-        OCFS2_FS_POSIX_ACL y
+        OCFS2_FS_POSIX_ACL? y
         BTRFS_FS_POSIX_ACL y
         UBIFS_FS_XATTR y
         UBIFS_FS_ADVANCED_COMPR y