diff --git a/CHANGELOG.md b/CHANGELOG.md
index bc5de9b58..5926e0c10 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -22,6 +22,7 @@ BUG FIXES:
   - guests/freebsd: Uses `sh` by default for shell. [GH-2485]
   - guests/ubuntu: "localhost" is preserved when changing hostnames.
     [GH-2383]
+  - hosts/bsd: Don't set mapall if maproot is set in NFS. [GH-2448]
   - hosts/gentoo: Support systemd for NFS startup. [GH-2382]
   - providers/virtualbox: Don't start new VM if VirtualBox has transient
     failure during `up` from suspended. [GH-2479]
diff --git a/plugins/hosts/bsd/host.rb b/plugins/hosts/bsd/host.rb
index 2fefd17fd..f0214e3c7 100644
--- a/plugins/hosts/bsd/host.rb
+++ b/plugins/hosts/bsd/host.rb
@@ -83,6 +83,8 @@ module VagrantPlugins
 
           hasmapall = false
           opts[:bsd__nfs_options].each do |opt|
+            # mapall/maproot are mutually exclusive, so we have to check
+            # for both here.
             if opt =~ /^mapall=/ || opt =~ /^maproot=/
               hasmapall = true
               break