diff --git a/SWTableViewCell.podspec b/SWTableViewCell.podspec
index a2291dc..524519e 100644
--- a/SWTableViewCell.podspec
+++ b/SWTableViewCell.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name     = 'SWTableViewCell'
-  s.version  = '0.3.7'
+  s.version  = '0.3.9'
   s.author   = { 'Chris Wendel' => 'chriwend@umich.edu' }
   s.homepage = 'https://github.com/CEWendel/SWTableViewCell'
   s.summary  = 'UITableViewCell subclass that implements a swipeable content view which exposes utility buttons.'
diff --git a/SWTableViewCell/PodFiles/SWUtilityButtonView.m b/SWTableViewCell/PodFiles/SWUtilityButtonView.m
index c36908f..eaa7fa0 100644
--- a/SWTableViewCell/PodFiles/SWUtilityButtonView.m
+++ b/SWTableViewCell/PodFiles/SWUtilityButtonView.m
@@ -132,7 +132,9 @@ - (void)pushBackgroundColors
     
     for (UIButton *button in self.utilityButtons)
     {
-        [self.buttonBackgroundColors addObject:button.backgroundColor];
+        if (button.backgroundColor) {
+            [self.buttonBackgroundColors addObject:button.backgroundColor];
+        }
     }
 }