diff --git a/modules/contact/contact.module b/modules/contact/contact.module
index 9a48f23..5a1a559 100644
--- a/modules/contact/contact.module
+++ b/modules/contact/contact.module
@@ -234,7 +234,14 @@ function contact_form_user_profile_form_alter(&$form, &$form_state) {
  * Implements hook_user_presave().
  */
 function contact_user_presave(&$edit, $account, $category) {
-  $edit['data']['contact'] = isset($edit['contact']) ? $edit['contact'] : variable_get('contact_default_status', 1);
+  if (isset($edit['contact'])) {
+    // Set new value.
+    $edit['data']['contact'] = $edit['contact'];
+  }
+  elseif (!isset($account->original->data['contact'])) {
+    // Use default if none has been set.
+    $edit['data']['contact'] = variable_get('contact_default_status', 1);
+  }
 }
 
 /**
diff --git a/modules/contact/contact.test b/modules/contact/contact.test
index 6693b57..0e97dfa 100644
--- a/modules/contact/contact.test
+++ b/modules/contact/contact.test
@@ -346,6 +346,27 @@ class ContactPersonalTestCase extends DrupalWebTestCase {
     $this->drupalGet('user/' . $this->contact_user->uid . '/contact');
     $this->assertResponse(200);
 
+    // Test that users can disable their contact form.
+    $this->drupalLogin($this->contact_user);
+    $edit = array('contact' => FALSE);
+    $this->drupalPost('user/' . $this->contact_user->uid . '/edit', $edit, 'Save');
+    $this->drupalLogout();
+    $this->drupalGet('user/' . $this->contact_user->uid . '/contact');
+    $this->assertResponse(403);
+
+    // Test that user's contact status stays disabled.
+    user_save($this->contact_user);
+    $this->drupalGet('user/' . $this->contact_user->uid . '/contact');
+    $this->assertResponse(403);
+
+    // Test that users can enable their contact form.
+    $this->drupalLogin($this->contact_user);
+    $edit = array('contact' => TRUE);
+    $this->drupalPost('user/' . $this->contact_user->uid . '/edit', $edit, 'Save');
+    $this->drupalLogout();
+    $this->drupalGet('user/' . $this->contact_user->uid . '/contact');
+    $this->assertResponse(200);
+
     // Revoke the personal contact permission for the anonymous user.
     user_role_revoke_permissions(DRUPAL_ANONYMOUS_RID, array('access user contact forms'));
     $this->drupalGet('user/' . $this->contact_user->uid . '/contact');