diff --git a/scripts/cocoapods/__tests__/flipper-test.rb b/scripts/cocoapods/__tests__/flipper-test.rb
index feffeb5c49a..abea34a157e 100644
--- a/scripts/cocoapods/__tests__/flipper-test.rb
+++ b/scripts/cocoapods/__tests__/flipper-test.rb
@@ -85,7 +85,7 @@ class FlipperTests < Test::Unit::TestCase
 
         reactCore_target = installer.target_with_name("React-Core")
         reactCore_target.build_configurations.each do |config|
-            if config.name == 'Debug' then
+            if config.name == 'Debug' || config.name == 'CustomConfig' then
                 assert_equal(config.build_settings['GCC_PREPROCESSOR_DEFINITIONS'], ['$(inherited)', 'FB_SONARKIT_ENABLED=1'])
             else
                 assert_true(config.build_settings.empty?)
@@ -134,15 +134,17 @@ class FlipperTests < Test::Unit::TestCase
                     TargetMock.new(
                         "YogaKit",
                         [
-                            BuildConfigurationMock.new("Debug"),
-                            BuildConfigurationMock.new("Release"),
+                            BuildConfigurationMock.new("Debug", is_debug: true),
+                            BuildConfigurationMock.new("Release", is_debug: false),
+                            BuildConfigurationMock.new("CustomConfig", is_debug: true),
                         ]
                     ),
                     TargetMock.new(
                         "React-Core",
                         [
-                            BuildConfigurationMock.new("Debug"),
-                            BuildConfigurationMock.new("Release"),
+                            BuildConfigurationMock.new("Debug", is_debug: true),
+                            BuildConfigurationMock.new("Release", is_debug: false),
+                            BuildConfigurationMock.new("CustomConfig", is_debug: true),
                         ]
                     )
                 ]
diff --git a/scripts/cocoapods/__tests__/test_utils/InstallerMock.rb b/scripts/cocoapods/__tests__/test_utils/InstallerMock.rb
index e58cbbef716..f10a6109b69 100644
--- a/scripts/cocoapods/__tests__/test_utils/InstallerMock.rb
+++ b/scripts/cocoapods/__tests__/test_utils/InstallerMock.rb
@@ -174,10 +174,16 @@ end
 class BuildConfigurationMock
     attr_reader :name
     attr_reader :build_settings
+    @is_debug
 
-    def initialize(name, build_settings = {})
+    def initialize(name, build_settings = {}, is_debug: false)
         @name = name
         @build_settings = build_settings
+        @is_debug = is_debug
+    end
+
+    def debug?
+      return @is_debug
     end
 end
 
diff --git a/scripts/cocoapods/flipper.rb b/scripts/cocoapods/flipper.rb
index e2bfe76fdf6..5bf0d01c5b6 100644
--- a/scripts/cocoapods/flipper.rb
+++ b/scripts/cocoapods/flipper.rb
@@ -83,7 +83,7 @@ def flipper_post_install(installer)
         # Enable flipper for React-Core Debug configuration
         if target.name == 'React-Core'
             target.build_configurations.each do |config|
-                if config.name == 'Debug'
+                if config.debug?
                     config.build_settings['GCC_PREPROCESSOR_DEFINITIONS'] = ['$(inherited)', 'FB_SONARKIT_ENABLED=1']
                 end
             end