diff --git a/build/bash/gen-header b/build/bash/gen-header
index 48251c7..233382c 100755
--- a/build/bash/gen-header
+++ b/build/bash/gen-header
@@ -26,7 +26,7 @@
         exit 1
     }
 
-CXX_IS="${NDK_ROOT_DIR}/toolchains/llvm/prebuilt/linux-x86_64/bin/aarch64-linux-android21-clang++"
+CXX_IS="${NDK_ROOT_DIR}/toolchains/llvm/prebuilt/linux-x86_64/bin/aarch64-linux-android29-clang++"
 CXX_VERS=$(${CXX_IS} --version | head -n 1)
 
 mkdir -p ${NDK_PROJECT_PATH}/include/PartitionManager/generated