diff --git a/CardIO.podspec b/CardIO.podspec
index c3e5aeb..19c6e95 100644
--- a/CardIO.podspec
+++ b/CardIO.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |spec|
   spec.name             = 'CardIO'
-  spec.version          = '5.4.0'
+  spec.version          = '5.4.1'
   spec.license          = { type: 'MIT', file: 'LICENSE.md' }
   spec.homepage         = 'https://www.card.io'
   spec.authors          = { 'CardIO' => 'support@paypal.com' }
@@ -10,7 +10,7 @@ Pod::Spec.new do |spec|
   spec.platform         = :ios, '6.1'
   spec.ios.deployment_target = '6.1'
   spec.requires_arc     = true
-  spec.source_files     = 'CardIO/*.{h,m}'
+  spec.source_files     = 'CardIO/*.h'
   spec.frameworks       = 'Accelerate', 'AVFoundation', 'AudioToolbox', 'CoreMedia', 'CoreVideo', 'MobileCoreServices', 'OpenGLES', 'QuartzCore', 'Security', 'UIKit'
   spec.libraries        = 'c++'
   spec.vendored_libraries = 'CardIO/libCardIO.a', 'CardIO/libopencv_core.a', 'CardIO/libopencv_imgproc.a'
diff --git a/CardIO/CardIO.h b/CardIO/CardIO.h
index a639f97..0a2e068 100644
--- a/CardIO/CardIO.h
+++ b/CardIO/CardIO.h
@@ -1,6 +1,6 @@
 //
 //  CardIO.h
-//  Version 5.4.0
+//  Version 5.4.1
 //
 //  See the file "LICENSE.md" for the full license governing this code.
 //
@@ -13,3 +13,4 @@
 #import "CardIOPaymentViewController.h"
 #import "CardIOPaymentViewControllerDelegate.h"
 #import "CardIOUtilities.h"
+
diff --git a/CardIO/CardIOCreditCardInfo.h b/CardIO/CardIOCreditCardInfo.h
index ce5eb34..89de40e 100644
--- a/CardIO/CardIOCreditCardInfo.h
+++ b/CardIO/CardIOCreditCardInfo.h
@@ -1,6 +1,6 @@
 //
 //  CardIOCreditCardInfo.h
-//  Version 5.4.0
+//  Version 5.4.1
 //
 //  See the file "LICENSE.md" for the full license governing this code.
 //
@@ -82,3 +82,4 @@ typedef NS_ENUM(NSInteger, CardIOCreditCardType) {
 + (UIImage *)logoForCardType:(CardIOCreditCardType)cardType;
 
 @end
+
diff --git a/CardIO/CardIODetectionMode.h b/CardIO/CardIODetectionMode.h
index a9d922a..0132df8 100644
--- a/CardIO/CardIODetectionMode.h
+++ b/CardIO/CardIODetectionMode.h
@@ -1,6 +1,6 @@
 //
 //  CardIODetectionMode.h
-//  Version 5.4.0
+//  Version 5.4.1
 //
 //  See the file "LICENSE.md" for the full license governing this code.
 //
@@ -16,3 +16,4 @@ typedef NS_ENUM(NSInteger, CardIODetectionMode) {
 };
 
 #endif
+
diff --git a/CardIO/CardIOPaymentViewController.h b/CardIO/CardIOPaymentViewController.h
index 58de9a1..092d8f3 100644
--- a/CardIO/CardIOPaymentViewController.h
+++ b/CardIO/CardIOPaymentViewController.h
@@ -1,6 +1,6 @@
 //
 //  CardIOPaymentViewController.h
-//  Version 5.4.0
+//  Version 5.4.1
 //
 //  See the file "LICENSE.md" for the full license governing this code.
 //
@@ -197,4 +197,5 @@ extern NSString * const CardIOScanningOrientationAnimationDuration;
 /// @see navigationBarStyleForCardIO
 @property(nonatomic, retain, readwrite) UIColor *navigationBarTintColorForCardIO;
 
-@end
\ No newline at end of file
+@end
+
diff --git a/CardIO/CardIOPaymentViewControllerDelegate.h b/CardIO/CardIOPaymentViewControllerDelegate.h
index 8b9902b..45785a6 100644
--- a/CardIO/CardIOPaymentViewControllerDelegate.h
+++ b/CardIO/CardIOPaymentViewControllerDelegate.h
@@ -1,6 +1,6 @@
 //
 //  CardIOPaymentViewControllerDelegate.h
-//  Version 5.4.0
+//  Version 5.4.1
 //
 //  See the file "LICENSE.md" for the full license governing this code.
 //
@@ -28,4 +28,5 @@
 /// @param paymentViewController The active CardIOPaymentViewController.
 - (void)userDidProvideCreditCardInfo:(CardIOCreditCardInfo *)cardInfo inPaymentViewController:(CardIOPaymentViewController *)paymentViewController;
 
-@end
\ No newline at end of file
+@end
+
diff --git a/CardIO/CardIOUtilities.h b/CardIO/CardIOUtilities.h
index d907846..f52a48d 100644
--- a/CardIO/CardIOUtilities.h
+++ b/CardIO/CardIOUtilities.h
@@ -1,6 +1,6 @@
 //
 //  CardIOUtilities.h
-//  Version 5.4.0
+//  Version 5.4.1
 //
 //  See the file "LICENSE.md" for the full license governing this code.
 //
@@ -50,4 +50,5 @@
 /// preload works in the background; the call to preload returns immediately.
 + (void)preloadCardIO;
 
-@end
\ No newline at end of file
+@end
+
diff --git a/CardIO/CardIOView.h b/CardIO/CardIOView.h
index 74b941f..242c5d3 100644
--- a/CardIO/CardIOView.h
+++ b/CardIO/CardIOView.h
@@ -1,6 +1,6 @@
 //
 //  CardIOView.h
-//  Version 5.4.0
+//  Version 5.4.1
 //
 //  See the file "LICENSE.md" for the full license governing this code.
 //
@@ -123,3 +123,4 @@ extern NSString * const CardIOScanningOrientationAnimationDuration;
 @property(nonatomic, assign, readonly) CGRect cameraPreviewFrame;
 
 @end
+
diff --git a/CardIO/CardIOViewDelegate.h b/CardIO/CardIOViewDelegate.h
index 0f64423..c30ade5 100644
--- a/CardIO/CardIOViewDelegate.h
+++ b/CardIO/CardIOViewDelegate.h
@@ -1,6 +1,6 @@
 //
 //  CardIOViewDelegate.h
-//  Version 5.4.0
+//  Version 5.4.1
 //
 //  See the file "LICENSE.md" for the full license governing this code.
 //
@@ -23,4 +23,5 @@
 /// @note cardInfo will be nil if exiting due to a problem (e.g., no available camera).
 - (void)cardIOView:(CardIOView *)cardIOView didScanCard:(CardIOCreditCardInfo *)cardInfo;
 
-@end
\ No newline at end of file
+@end
+
diff --git a/CardIO/libCardIO.a b/CardIO/libCardIO.a
index 775a3ee..fa28860 100644
Binary files a/CardIO/libCardIO.a and b/CardIO/libCardIO.a differ
diff --git a/release_notes.txt b/release_notes.txt
index f7b8130..2456f2d 100644
--- a/release_notes.txt
+++ b/release_notes.txt
@@ -1,6 +1,10 @@
 card.io iOS SDK release notes
 =============================
 
+5.4.1 (Fri 09/16/2016)
+
+* Fix issue with CocoaPods Objective-C projects not building correctly
+
 5.4.0 (Fri 09/16/2016)
 
 * Add methods with card.io specific signatures to avoid name collisions