diff --git a/build/loading-bar.js b/build/loading-bar.js
index 01630c0..c3fb7a1 100644
--- a/build/loading-bar.js
+++ b/build/loading-bar.js
@@ -223,11 +223,13 @@ angular.module('cfp.loadingBar', [])
         $rootScope.$broadcast('cfpLoadingBar:started');
         started = true;
 
-        if (includeBar) {
+        var _includeBar = !!(typeof includeBar === 'function' ? includeBar() : includeBar);
+        if (_includeBar) {
           $animate.enter(loadingBarContainer, $parent, $after);
         }
 
-        if (includeSpinner) {
+        var _includeSpinner = !!(typeof includeSpinner === 'function' ? includeSpinner() : includeSpinner);
+        if (_includeSpinner) {
           $animate.enter(spinner, $parent, loadingBarContainer);
         }
 
diff --git a/src/loading-bar.js b/src/loading-bar.js
index 44e092a..c915e7e 100644
--- a/src/loading-bar.js
+++ b/src/loading-bar.js
@@ -217,11 +217,13 @@ angular.module('cfp.loadingBar', [])
         $rootScope.$broadcast('cfpLoadingBar:started');
         started = true;
 
-        if (includeBar) {
+        var _includeBar = !!(typeof includeBar === 'function' ? includeBar() : includeBar);
+        if (_includeBar) {
           $animate.enter(loadingBarContainer, $parent, $after);
         }
 
-        if (includeSpinner) {
+        var _includeSpinner = !!(typeof includeSpinner === 'function' ? includeSpinner() : includeSpinner);
+        if (_includeSpinner) {
           $animate.enter(spinner, $parent, loadingBarContainer);
         }