diff --git a/clang/cmake/caches/Fuchsia.cmake b/clang/cmake/caches/Fuchsia.cmake
index df69d7d0dd414..393d97a4cf1a3 100644
--- a/clang/cmake/caches/Fuchsia.cmake
+++ b/clang/cmake/caches/Fuchsia.cmake
@@ -71,6 +71,8 @@ set(_FUCHSIA_BOOTSTRAP_PASSTHROUGH
   Python3_LIBRARIES
   Python3_INCLUDE_DIRS
   Python3_RPATH
+  SWIG_DIR
+  SWIG_EXECUTABLE
   CMAKE_FIND_PACKAGE_PREFER_CONFIG
   CMAKE_SYSROOT
   CMAKE_MODULE_LINKER_FLAGS