diff --git a/packages/react-native/ReactAndroid/src/main/jni/third-party/folly/CMakeLists.txt b/packages/react-native/ReactAndroid/src/main/jni/third-party/folly/CMakeLists.txt
index 9cef8e899639ac..fb09e10dfb6e3c 100644
--- a/packages/react-native/ReactAndroid/src/main/jni/third-party/folly/CMakeLists.txt
+++ b/packages/react-native/ReactAndroid/src/main/jni/third-party/folly/CMakeLists.txt
@@ -37,6 +37,9 @@ SET(folly_runtime_SRC
         folly/Unicode.cpp
         folly/concurrency/CacheLocality.cpp
         folly/container/detail/F14Table.cpp
+        folly/detail/base64_detail/Base64_SSE4_2.cpp
+        folly/detail/base64_detail/Base64Api.cpp
+        folly/detail/base64_detail/Base64SWAR.cpp
         folly/detail/FileUtilDetail.cpp
         folly/detail/Futex.cpp
         folly/detail/SplitStringSimd.cpp
diff --git a/packages/react-native/third-party-podspecs/RCT-Folly.podspec b/packages/react-native/third-party-podspecs/RCT-Folly.podspec
index ec77b9b95ed4a3..0e98b6450dd547 100644
--- a/packages/react-native/third-party-podspecs/RCT-Folly.podspec
+++ b/packages/react-native/third-party-podspecs/RCT-Folly.podspec
@@ -41,6 +41,9 @@ Pod::Spec.new do |spec|
                       'folly/detail/FileUtilDetail.cpp',
                       'folly/detail/SplitStringSimd.cpp',
                       'folly/detail/UniqueInstance.cpp',
+                      'folly/detail/base64_detail/Base64_SSE4_2.cpp',
+                      'folly/detail/base64_detail/Base64Api.cpp',
+                      'folly/detail/base64_detail/Base64SWAR.cpp',
                       'folly/hash/SpookyHashV2.cpp',
                       'folly/lang/Assume.cpp',
                       'folly/lang/CString.cpp',
@@ -55,6 +58,7 @@ Pod::Spec.new do |spec|
                       'folly/container/*.h',
                       'folly/container/detail/*.h',
                       'folly/detail/*.h',
+                      'folly/detail/base64_detail/*.h',
                       'folly/functional/*.h',
                       'folly/hash/*.h',
                       'folly/lang/*.h',
@@ -70,6 +74,7 @@ Pod::Spec.new do |spec|
                         'folly/container/*.h',
                         'folly/container/detail/*.h',
                         'folly/detail/*.h',
+                        'folly/detail/base64_detail/*.h',
                         'folly/functional/*.h',
                         'folly/hash/*.h',
                         'folly/lang/*.h',