diff --git a/cmake_targets/cross-arm.cmake b/cmake_targets/cross-arm.cmake
index 5384c09c5a..9480fc0fe0 100644
--- a/cmake_targets/cross-arm.cmake
+++ b/cmake_targets/cross-arm.cmake
@@ -4,6 +4,8 @@ set(CMAKE_SYSTEM_PROCESSOR arm)
 set(CMAKE_C_COMPILER   /usr/bin/aarch64-linux-gnu-gcc-11)
 set(CMAKE_CXX_COMPILER /usr/bin/aarch64-linux-gnu-g++-11)
 
+set(ENV{PKG_CONFIG_LIBDIR} "/usr/lib/aarch64-linux-gnu/pkgconfig")
+
 set(CROSS_COMPILE 1)
 set(bnProc_gen_128_DIR    ${CMAKE_CURRENT_BINARY_DIR}/${NATIVE_DIR}) # /../build)
 set(bnProc_gen_avx2_DIR   ${CMAKE_CURRENT_BINARY_DIR}/${NATIVE_DIR}) # /../build)