diff --git a/example/ios/Podfile b/example/ios/Podfile
index 48a52c3..e4c1be6 100644
--- a/example/ios/Podfile
+++ b/example/ios/Podfile
@@ -56,5 +56,11 @@ target 'LibsodiumExample' do
       :mac_catalyst_enabled => false
     )
     __apply_Xcode_12_5_M1_post_install_workaround(installer)
+    
+    installer.pods_project.targets.each do |target|
+      target.build_configurations.each do |config|
+        config.build_settings['GCC_PREPROCESSOR_DEFINITIONS'] ||= ['$(inherited)', '_LIBCPP_ENABLE_CXX17_REMOVED_UNARY_BINARY_FUNCTION']
+      end
+    end
   end
 end