diff --git a/CMakeLists.txt b/CMakeLists.txt
index 556df31..deb0d91 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -369,6 +369,10 @@
 
 add_subdirectory(include)
 
+set(TF_PSA_CRYPTO_TARGET_PREFIX ${MBEDTLS_TARGET_PREFIX} CACHE STRING "")
+set(TF_PSA_CRYPTO_FATAL_WARNINGS ${MBEDTLS_FATAL_WARNINGS} CACHE BOOL "")
+set(USE_STATIC_TF_PSA_CRYPTO_LIBRARY ${USE_STATIC_MBEDTLS_LIBRARY} CACHE BOOL "")
+set(USE_SHARED_TF_PSA_CRYPTO_LIBRARY ${USE_SHARED_MBEDTLS_LIBRARY} CACHE BOOL "")
 add_subdirectory(tf-psa-crypto)
 
 add_subdirectory(library)