diff --git a/SSToolkit/0.1.1/SSToolkit.podspec b/SSToolkit/0.1.1/SSToolkit.podspec
index edb57485bb9a3d..64b6f4e51a79db 100644
--- a/SSToolkit/0.1.1/SSToolkit.podspec
+++ b/SSToolkit/0.1.1/SSToolkit.podspec
@@ -15,8 +15,8 @@ Pod::Spec.new do |s|
   s.source_files = 'SSToolkit/**/*.{h,m}'
   s.frameworks   = 'QuartzCore', 'CoreGraphics'
 
-  def s.post_install
-    prefix_header = config.project_pods_root + 'Pods-Prefix.pch'
+  def s.post_install(target)
+    prefix_header = config.project_pods_root + target.prefix_header_filename
     prefix_header.open('a') do |file|
       file.puts(%{#ifdef __OBJC__\n#import "SSToolkitDefines.h"\n#endif})
     end