diff --git a/app/xdg-app-builtins-build-export.c b/app/xdg-app-builtins-build-export.c
index a0dc93e3..e3d5243d 100644
--- a/app/xdg-app-builtins-build-export.c
+++ b/app/xdg-app-builtins-build-export.c
@@ -33,10 +33,14 @@
 
 static char *opt_subject;
 static char *opt_body;
+static char **opt_key_ids;
+static char *opt_gpg_homedir;
 
 static GOptionEntry options[] = {
   { "subject", 's', 0, G_OPTION_ARG_STRING, &opt_subject, "One line subject", "SUBJECT" },
   { "body", 'b', 0, G_OPTION_ARG_STRING, &opt_body, "Full description", "BODY" },
+  { "gpg-sign", 0, 0, G_OPTION_ARG_STRING_ARRAY, &opt_key_ids, "GPG Key ID to sign the commit with", "KEY-ID"},
+  { "gpg-homedir", 0, 0, G_OPTION_ARG_STRING, &opt_gpg_homedir, "GPG Homedir to use when looking for keyrings", "HOMEDIR"},
 
   { NULL }
 };
@@ -251,6 +255,24 @@ xdg_app_builtin_build_export (int argc, char **argv, GCancellable *cancellable,
                                  &commit_checksum, cancellable, error))
     goto out;
 
+  if (opt_key_ids)
+    {
+      char **iter;
+
+      for (iter = opt_key_ids; iter && *iter; iter++)
+        {
+          const char *keyid = *iter;
+
+          if (!ostree_repo_sign_commit (repo,
+                                        commit_checksum,
+                                        keyid,
+                                        opt_gpg_homedir,
+                                        cancellable,
+                                        error))
+            goto out;
+        }
+    }
+
   ostree_repo_transaction_set_ref (repo, NULL, full_branch, commit_checksum);
 
   if (!ostree_repo_commit_transaction (repo, &stats, cancellable, error))
diff --git a/doc/xdg-app-build-export.xml b/doc/xdg-app-build-export.xml
index b53d86a5..eec5d138 100644
--- a/doc/xdg-app-build-export.xml
+++ b/doc/xdg-app-build-export.xml
@@ -102,6 +102,22 @@
                 </para></listitem>
             </varlistentry>
 
+            <varlistentry>
+                <term><option>--gpg-sign=KEYID</option></term>
+
+                <listitem><para>
+                    Sign the commit with this GPG key
+                </para></listitem>
+            </varlistentry>
+
+            <varlistentry>
+                <term><option>--gpg-homedir=PATH</option></term>
+
+                <listitem><para>
+                    GPG Homedir to use when looking for keyrings
+                </para></listitem>
+            </varlistentry>
+
             <varlistentry>
                 <term><option>-v</option></term>
                 <term><option>--verbose</option></term>