diff --git a/tests/scripts/components-build-system.sh b/tests/scripts/components-build-system.sh
index 4bb41ae..a086d5e 100644
--- a/tests/scripts/components-build-system.sh
+++ b/tests/scripts/components-build-system.sh
@@ -108,10 +108,15 @@
     make neat
 
     msg "build: cmake 'as-package' build"
+    root_dir="$(pwd)"
     cd programs/test/cmake_package
+    build_variant_dir="$(pwd)"
     cmake .
     make
     ./cmake_package
+    if [[ "$OSTYPE" == linux* ]]; then
+        PKG_CONFIG_PATH="${build_variant_dir}/mbedtls/pkgconfig" ${root_dir}/tests/scripts/pkgconfig.sh
+    fi
 }
 
 support_test_cmake_as_package () {