diff --git a/CHANGELOG.md b/CHANGELOG.md
index 868b1fa28..895b4e32e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,6 +12,7 @@ IMPROVEMENTS:
     box exists only backed by one provider. [GH-1032]
   - `vagrant destroy` returns exit status 1 if any of the confirmations
     are declined. [GH-923]
+  - Forwarded ports can specify a host IP and guest IP to bind to. [GH-1121]
 
 BUG FIXES:
 
diff --git a/plugins/providers/virtualbox/driver/version_4_0.rb b/plugins/providers/virtualbox/driver/version_4_0.rb
index 828d0e1b4..9341a0362 100644
--- a/plugins/providers/virtualbox/driver/version_4_0.rb
+++ b/plugins/providers/virtualbox/driver/version_4_0.rb
@@ -142,9 +142,9 @@ module VagrantPlugins
           ports.each do |options|
             pf_builder = [options[:name],
               options[:protocol] || "tcp",
-              "",
+              options[:hostip] || "",
               options[:hostport],
-              "",
+              options[:guestip] || "",
               options[:guestport]]
 
             args.concat(["--natpf#{options[:adapter] || 1}",
diff --git a/plugins/providers/virtualbox/driver/version_4_1.rb b/plugins/providers/virtualbox/driver/version_4_1.rb
index c6cb3a6f2..7a648d303 100644
--- a/plugins/providers/virtualbox/driver/version_4_1.rb
+++ b/plugins/providers/virtualbox/driver/version_4_1.rb
@@ -142,9 +142,9 @@ module VagrantPlugins
           ports.each do |options|
             pf_builder = [options[:name],
               options[:protocol] || "tcp",
-              "",
+              options[:hostip] || "",
               options[:hostport],
-              "",
+              options[:guestip] || "",
               options[:guestport]]
 
             args.concat(["--natpf#{options[:adapter] || 1}",